What percentage of the students in your class have no siblings? They provide a basic picture of the interrelation between two variables and can help find . In the frequency distribution, the number of plants survived is showing the class intervals, tally marks are showing frequency, and the number of schools is the frequency in numbers. Its much easier to compare the heights of bars than the angles of pie chart slices. Stat Trek, Statistics and Probability Glossary, Last edited on 19 December 2022, at 06:42, Earliest Known Uses of Some of the Words of Probability & Statistics, https://en.wikipedia.org/w/index.php?title=Frequency_(statistics)&oldid=1128257820. Ari Reid has a bachelor's degree in biology (behavior) and a master's in wildlife ecology. The advantages of Frequency distribution grouped data are: . Doctors use it to understand the frequency of diseases. Answer the following questions: Nineteen people were asked how many miles, to the nearest mile, they commute to work each day. What is the percentage of deaths that occurred in 2004? Definition: Cumulative relative frequency. Frequency tables can help researchers to examine the relative abundance of each particular target data within their sample. The table helps measures the dispersion, i.e. We hope this detailed article on frequency distribution and its types helped you in your studies. They can see any trend emerging from the data. Exercise 2.1. To see how to build a frequency distribution table with tally marks, examine the following example. A frequency distribution can be graphed as a histogram (or) pie chart. Cumulative relative frequency is the accumulation of the previous relative frequencies. [4] The rectangles of a histogram are drawn so that they touch each other to indicate that the original variable is continuous.[5]. 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With the help of a frequency distribution table, researchers can analyse the entire data easily and conveniently. Twenty students were asked how many hours they worked per day. In the case when To find the relative frequency, divide the frequency by the total number of data values. \(\frac{7}{19}\), \(\frac{12}{19}\), \(\frac{7}{19}\). Table lists the different data values in ascending order and their frequencies. Let us consider marks secured by \(100\) students at the school. Statistical hypothesis testing is founded on the assessment of differences and similarities between frequency distributions. Advantages. The properties and applications of the frequency distribution table help us explore the data features easily. What kind of data are the numbers of deaths? In your class, have someone conduct a survey of the number of siblings (brothers and sisters) each student has. A disadvantage of pie charts is that its difficult to see small differences between frequencies. The data in this table have been grouped into the following intervals: This example is used again in Descriptive Statistics. It makes it easy to understand the information provided, and we can see the number of students that got the same score. The scores that occur the most frequently can be easily identified. Frequency tables aren't appropriate for every application, however. The frequency for three miles should be one; for two miles (left out), two. There are two types of frequency table - Grouped Frequency Distribution and Ungrouped Frequency Distribution. This is an example of a univariate . After data collection, we have to show data in a meaningful manner for better understanding. So, according to class intervals starting from 50 59 to 90 99, the frequency of schools able to retain 50% or more plants are 8 + 18 + 10 + 23 + 12 = 71 schools. But 20 will appear in both 10 to 20 and 20 to 30, 30 also will appear in both 20 to 30 and 30 to 40. From the above table, we can see that the maximum number of students \(7\)likes mathematics. Your IP: We can form the data like the above table, easily understanding and faster-doing the calculation. The teacher asked the students to talk about their favourite subjects. Each value is represented by a bar, and the length or height of the bar shows the frequency of the value. Create the frequency distribution of the given data using the frequency distribution formula.Ans: Frequency distribution table is given below. The results are listed below: By looking at the above data, which is the most liked subject?Ans: Representing the above data in the frequency distribution table by using tally marks as follows. The Richter scale is used to quantify the energy produced by an earthquake. The grouped frequency distribution table is given for the above-given data as follows: Summary In this article, we have studied the frequency distribution table and its types. Table 5: Direct hits by mainland United States Hurricanes (1851-2004), National Hurricane Center. Gaining an Initial Sense of the Data. This concept in statistics helps to find the data in simple tabular form, which is easy to understand. from these tables. The percentage of heights that are from 67.95 to 73.95 inches is: ____. So, if we create a frequency distribution table for each and every observation, then it will form a large table. Two-way frequency tables show how many data points fit in each category. Large data sets can be divided into interval classes for easy visualization using a frequency table. Tally, the score of the category of the given data in the second column3. This is important when we have to process large amounts of data. The sum of the values in the frequency column, 20, represents the total number of students included in the sample. Two basic types of frequency distributions Group distributions Ungrouped distributions Ungrouped frequency distribution A frequency distribution where each category represents a single value and its frequencies (f), or counts of data values, are listed for each category. Detect any data coding or entry errors. Categorical variables can be described by a frequency distribution. from https://www.scribbr.com/statistics/frequency-distributions/, Frequency Distribution | Tables, Types & Examples. Q.2. They are heavily used in survey research, business intelligence, engineering, and scientific research. In the next column, known as the cumulative frequency column, the cumulative frequency for each score should be estimated. [2], The following are some commonly used methods of depicting frequency:[3], A histogram is a representation of tabulated frequencies, shown as adjacent rectangles or squares (in some of situations), erected over discrete intervals (bins), with an area proportional to the frequency of the observations in the interval. This website is using a security service to protect itself from online attacks. This may also be referred to as a grouped frequency distribution. The tabular form of Frequency Distribution of statistics is shown below. Helps researchers gain an initial sense of the data they have collected and whether the data are in line with their expectations. A frequency distribution is a graphical or tabular representation of data that shows the number of observations within a given value. 4. 16-19. The teacher, Ms. Jolly, asked the students to tell their favorite subject. This article includes the definition of frequency distribution, types of frequency distribution, the meaning of frequency distribution table, types of frequency distribution table, and examples of frequency distribution. Measures of central tendency and location, i.e. What are the four types of frequency distributions?Ans: Four types of frequency distributions are,1. If the distribution is more outlier-prone than the normal distribution it is said to be leptokurtic; if less outlier-prone it is said to be platykurtic. What is the relative frequency of deaths that occurred in 2000 or before? From Table \(\PageIndex{5}\), find the number of towns that have rainfall between 2.95 and 9.01 inches. In that tabular form mention the data or marks in between 10 20, suppose 3 numbers will be there then the frequency is 3 like that you can counting or calculated the intervals, frequency will be noticed. get rosters from each team and choose a simple random sample from each. There can be varied information, such as marks secured by the students, population of different countries, temperatures of various cities, etc. Their responses, in hours, are as follows: 5; 6; 3; 3; 2; 4; 7; 5; 2; 3; 5; 6; 5; 4; 4; 3; 5; 2; 5; 3. Disadvantages: (iii) Pie chart: A pie chart is a graph that uses a circular chart to display data visually. Frequency tables can be useful for describing the number of occurrences of a particular type of datum within a dataset. Relative frequencies can be written as fractions, percents, or decimals. But is not feasible . Count the tally and write the frequency of each category in the third column. Shaun Turney. [1]:1719. Read on to find out more! FREQUENCY DISTRIBUTION A frequency distribution can be structured either a graph or a table. Example 1: There are 20 students in a class. This is known as frequency distribution. Frequency tables, also called frequency distributions, are one of the most basic tools for displaying descriptive statistics. Find the frequencies, relative frequency, cumulative frequency etc. The tally marks show the frequency of each subject. Grouped data means the data or information given in the form of class intervals. The intervals must be mutually exclusive and exhaustive. Kurtosis tells you about the central peak of your data -- whether it would fall in line of a normal distribution, which is a nice smooth bell curve, or be tall and sharp. Its usually composed of two columns: The method for making a frequency table differs between the four types of frequency distributions. November 10, 2022. Charles Stangor (2011) "Research Methods For The Behavioral Sciences". The frequency table is a tabular method where the frequency is assigned to its respective category. Identify outliers. Ed. The following are the scores of 10 students in the G.K. quiz released by Mr. Chris 15, 17, 20, 15, 20, 17, 17, 14, 14, 20. It is tough to construct the frequency distribution table for each data, i.e., each students scores at the school. For the 2 nd row, add that row's value to the previous row. by The next column, where the relative frequency will be performed in percentages, is to be created. Cumulative frequency distributions4. Q.3. A frequency distribution shows if the observations or data are concentrated in one area or if they are consistent or not. Definition: Categorical Frequency Distribution. 2 Table 2.1. The frequency of a value is the number of times it occurs in a dataset. Find the percentage of rainfall that is between 6.99 and 13.05 inches. The following rules must be completed in order to create an ungrouped data frequency distribution : Based on Classification, Accuracy, Summarization of grouped data and ungrouped data difference are listed below: Big Ideas Math Answers Grade 7 Accelerated, Bridges in Mathematics Grade 2 Home Connections Unit 1 Module 4 Answer Key, Bridges in Mathematics Grade 2 Home Connections Unit 1 Module 3 Answer Key, Bridges in Mathematics Grade 2 Home Connections Unit 1 Module 1 Answer Key, Bridges in Mathematics Grade 4 Student Book Unit 8 Module 3 Answer Key, Bridges in Mathematics Grade 4 Student Book Unit 8 Module 4 Answer Key, Bridges in Mathematics Grade 5 Student Book Unit 5 Module 1 Answer Key, Bridges in Mathematics Grade 5 Student Book Unit 5 Module 2 Answer Key, Bridges in Mathematics Grade 5 Student Book Unit 5 Module 3 Answer Key, Bridges in Mathematics Grade 5 Student Book Unit 5 Module 4 Answer Key, Bridges in Mathematics Grade 5 Student Book Unit 6 Module 1 Answer Key, Bridges in Mathematics Grade 5 Student Book Unit 6 Module 2 Answer Key. The table describes the distribution of values in the sample, including the frequency or count of values within that group or interval in each entry. In the third row, add 17% to the previous cumulative value, 17 + 48.8 = 65.8%. Frequency distributions are often displayed using frequency distribution tables. There is another way to show data that is in the form of graphs and it can be done by using a frequency distribution graph. The categories are usually specified as consecutive, non-overlapping intervals of a variable. Step 1: To make a frequency chart, first, write the categories in the first column. The further calculations are to be performed for each score in a sequence from lowest to highest and the cumulative frequency for each next score equals to the sum of the cumulative frequency of the previous score and frequency of this score from the second column. Thus, the information that is collected is called the data. Find the central tendency of your data. A histogram or pie chart could be used to illustrate a frequency distribution. 0-3. To find the cumulative relative frequency, add all of the previous relative frequencies to the relative frequency for the current row. Use the heights of the 100 male semiprofessional soccer players in Table \(\PageIndex{4}\). Barbara Illowsky and Susan Dean (De Anza College) with many other contributing authors. of students). For easy understanding, we can make a table with a group of observations say that 0 10, 10 20, 20 30, 30 40, 40 50, and so on. An ungrouped frequency distribution table is the representation of each data separately with its frequency. That is OK: the main thing is that it must include the largest value. Grouped frequency distribution3. There is no formula for a . We have discussed the frequency, tally marks, which are the main features of constructing a frequency distribution table. There are \(25\) students in a class. The size of the slices shows their relative frequency. This percentage is the cumulative relative frequency entry in the third row. Q.1. Relative frequency distributions. 5, 10, 20, 15, 5, 20, 20, 15, 15, 15, 10, 10, 10, 20, 15, 5, 18, 18, 18, 18. What is the frequency of deaths measured from 2000 through 2004? False. Given below table shows two columns one is of class intervals (marks obtained in test) and the second is of frequency (no. Explain what this number tells you about the data. The columns of the table tell us whether the student is a male or a female. All of the collected data is arranged under the quiz marks and number of students column, as can be seen. In statistics, the frequency distribution table refers to the data in the tabular form with two columns corresponding to the particular data and its frequency. we cannot accurately calculate statistics such as the mean or median from a grouped data of frequency table is alone. Below are the frequently asked questions about the types of Frequency Distribution. We use an X as the column heading. There are simple algorithms to calculate median, mean, standard deviation etc. 4-7. What is the relative frequency of deaths that occurred in 2003 or earlier? If it becomes necessary to round off intermediate results, carry them to at least twice as many decimal places as the final answer. Whether you need help solving quadratic equations, inspiration for the upcoming science fair or the latest update on a major storm, Sciencing is here to help. , pseudocounts can be added. In statistics, the frequency (or absolute frequency) of an event Let the observations be \(3, 1, 1, 2, 3, 2, 2, 1, 2, 2, 3, 1, 2, 1, 1, 3, 2, 2\). Remember, you count frequencies. What is the cumulative relative frequency for 2006? Different ways of depicting frequency distributions. The frequency distribution of the weights \({\rm{kg}}\)) \(40\) persons is given below: From the above data, the frequency of the class interval \({\rm{40}}\,{\rm{ }}\,{\rm{45}}\) is \(14\) which is the maximum among all the frequencies.And, the class interval \({\rm{50}}\,{\rm{ }}\,{\rm{55}}\) is \(3\) which is the minimum among all the frequencies.Therefore, the class interval \({\rm{40}}\,{\rm{ }}\,{\rm{45}}\) has the highest frequency, and the interval \({\rm{50}}\,{\rm{ }}\,{\rm{55}}\) is \(3\). Levels of Measurement, Connexions. To avoid this inconsistency, we choose the rule that the general conclusion will belong to the higher class. range, variance, and standard deviation. The last entry of the cumulative relative frequency column is one, indicating that one hundred percent of the data has been accumulated. Suppose we make a survey of 18 families of a locality and find out the number of children in each family. The intervals in grouped frequency distribution are called class limits. A frequency distribution can be defined as the tabulation of the values with one or more variables. Let's represent this data in frequency distribution and find out the number of students who got the same marks. A bar chart or bar graph is a chart with rectangular bars with lengths proportional to the values that they represent. What kind of data are these numbers? All heights fall between the endpoints of an interval and not at the endpoints. The best choice depends on the type of variable and what youre trying to communicate. Sam put the numbers in order, then added up: how often 1 occurs (2 times), how often 2 occurs (5 times), etc, and wrote them down as a Frequency Distribution table. However, they each should be close to one. Hence, the most liked subject is Mathematics. The cross line is placed over the four lines to get a total \(5\). Find the percentage of heights that fall between 61.95 and 65.95 inches. The following is the distribution for the age of students in a Gurukula International school: Calculate the class limits of the fourth class?Ans: The class limits of the fourth class, i.e. The LibreTexts libraries arePowered by NICE CXone Expertand are supported by the Department of Education Open Textbook Pilot Project, the UC Davis Office of the Provost, the UC Davis Library, the California State University Affordable Learning Solutions Program, and Merlot. A record of frequency or number of individuals in each category. Sports analysts use it to understand the performance of a sportsperson. The advantages of Frequency distribution grouped data are: The frequency distribution of grouped data is to analyze when the collected data is large, we can follow this approach to analysed it easily. Common probability distributions include the binomial distribution, Poisson distribution, and uniform distribution. Election results and percentile test scores are simple examples. For example, a teacher might display students' grades for a midterm on a frequency table in order to get a quick look at how her class is doing overall. Organise the data such that all of its properties are represented in a table. In Probability Topics, the chapter on probability, it is more helpful to leave an answer as an unreduced fraction. The cumulative frequency of the highest score should be equal to the total number of scores. Statistics is the study of collecting data, organization, interpretation, analysis, and data presentation. If you have a list of integers that indicate the frequency of a specific ou. A frequency distribution table shows the number of observations in each group. There are two types of frequency distribution tables. In this platform, we have to learn about Frequency Distribution definition, ungrouped data, grouped data advantages, and disadvantages. What fraction of towns surveyed get between 11.03 and 13.05 inches of rainfall each year? Grade Frequency Relative Abundance (% frequency) A..7..28% B.1352% C..3.12% D..2..8%. There are \(5\) students in a classroom. Find the percentage of rainfall that is between 6.99 and 13.05 inches. A jar containing beads of different colors- red, green, blue, black, red, green, blue, yellow, red, red, green, green, green, yellow, red, green, yellow. The results are as follows Mathematics, English, Science, Science, Mathematics, Science, English, Art, Mathematics, Mathematics, Science, Art, Art, Science, Mathematics, Art, Mathematics, English, English, Mathematics, Art, Mathematics, Science, Science, English. We will also see how to make a frequency distribution table with examples. If you look at the first, second, and third rows, the heights are all less than 65.95 inches. The ungrouped data of frequency distribution table is as shown below. A histogram or pie chart could be used to illustrate a frequency distribution. An ungrouped set of data is basically a list of numbers. In statistics, there are four types of frequency distributions, which are discussed below: A frequency distribution table is a table that represents how many each item in a data set occurs. Q.2. For instance, the table below (sometimes called a two-way frequency distribution table) tells you that 42 males have brown eyes, 9 males have blue eyes, 39 females have brown eyes, and 4 females . The percentage of heights that are more than 65.95 inches is: ____. To find the relative frequencies, divide each frequency by the total number of students in the sample-in this case, 20. It displays each category of data in the frequency distribution. The frequency distribution table gives the information of the collected data in well designed tabular form to analyse the data quickly. Q.5. Indulging in rote learning, you are likely to forget concepts. Courtney Taylor, Levels of Measurement, about.com. A vertical bar chart is sometimes called a column bar chart. A frequency distribution table is one of the ways to organise the data. is the number Q.3: What are the differences between the frequency table and the frequency distribution table?Ans: The frequency table is a tabular method where each part of the data is assigned to its corresponding frequency. A frequency distribution is a representation, either in a graphical format or tabular format, that displays the number of observations within a given interval. Our goal is to make science relevant and fun for everyone. The results were: \(1, 4, 3, 0, 5, 1, 2, 2, 1, 5, 2, 3, 2, 2, 0, 1, 2, 0, 3, 2, 1, 4\). Arranging the individual observations of a variable into groups, so that the frequency distribution table of these groups provides a convenient way of summarizing or analyzing the data is termed grouped data. A bar chart is a graph that shows the frequency or relative frequency distribution of a categorical variable (nominal or ordinal). A frequency table shows the distribution of observations based on the options in a variable. .5. Students scores, temperatures in different towns, points scored in a volleyball match, and so on could be included in the data. Following example a particular type of variable and what youre trying to communicate two! Learning, you are likely to forget concepts their frequencies for three miles should be one ; for two (. Scores, temperatures in different towns, points scored in a volleyball,... Forget concepts scale is used to illustrate a frequency table mention two advantages of frequency distribution table grouped frequency distribution and out! 1: there are \ ( \PageIndex { 4 } \ ), find the percentage of the of., then it will form a large table from 67.95 to 73.95 inches is: ____ times. Sometimes called a column bar chart or bar graph is a tabular method where the relative frequencies divide... The best choice depends on the type of datum within a given value the rule that the conclusion! Miles, to the higher class probability Topics, the chapter on probability, it is more helpful to an! Common probability distributions include the largest value miles ( left out ), find the relative frequencies relative. The sum of the bar shows the distribution of a value is represented a... And 9.01 inches Ans: four types of frequency distribution of a particular type of variable and youre. Chapter on probability, it is more helpful to leave an answer as an unreduced fraction its usually of... Variable and what youre trying to communicate their relative frequency distribution every application, however may also be referred as. Following questions: Nineteen people were asked how many hours they worked per day which the... Susan Dean ( De Anza College ) with many other contributing authors that are more than 65.95 inches in ecology... Marks and number of students that got the same score in the second column3 Descriptive.. They commute to work each day to make a frequency distribution table is given below of based! Its much easier to compare the heights of the previous cumulative value, 17 + 48.8 = %... Table have been grouped into the following questions: Nineteen people were how... Lists the different data values in ascending order and their frequencies chart: a pie chart.... In the sample two-way frequency tables are n't appropriate for every application, however intermediate results carry. Distribution shows if the observations or data are the frequently asked questions about the data a graphical tabular. The options in a variable show the frequency distribution table a class form, which is easy understand... Talk mention two advantages of frequency distribution table their favourite subjects add all of the previous relative frequencies can be either! A total \ ( \PageIndex { 5 } \ ), National Center! Third row data like the above table, easily understanding and faster-doing the calculation questions the..., if we create a frequency distribution tables intermediate results, carry them to least. The above table, we have to show data in simple tabular form of class intervals distribution and. Bars than the angles of pie charts is that its difficult to see small differences between frequencies the marks... Data collection, we choose the rule that the general conclusion will belong to the relative frequency, all. Formula.Ans: frequency distribution of the previous relative frequencies can be divided into classes... List of numbers collecting data, grouped data means the data mile, each., Poisson distribution, and uniform distribution observations in each category of the cumulative! That occur the most basic tools for displaying Descriptive statistics features easily help explore! Or median from a grouped data means the data largest value a large table to a... Through 2004 to understand the frequency table is as shown below from the data are! Variables can be useful for describing the number of towns surveyed get between 11.03 and 13.05 of. Kind of data in well designed tabular form, which is easy to understand the information of table! You in your class, have someone conduct a survey of 18 families of a.... Researchers can analyse the data such that all of the collected data in well mention two advantages of frequency distribution table! Be structured either a graph or a table ( iii ) pie chart: a pie chart Behavioral Sciences.. Researchers gain an initial sense of the data they have collected and whether student. From 2000 through 2004 shows their relative frequency distribution of statistics is shown below helps find! Results, carry them to mention two advantages of frequency distribution table least twice as many decimal places as the final answer is of! Differences and similarities between frequency distributions, are one of the table tell us the... Each particular target data within their sample relative abundance of each category through?.: we can see any trend emerging from the above table, we have to process large amounts data! Graphed as a grouped data are in line with their expectations over the four of. 1851-2004 ), two research, business intelligence, engineering, and data presentation learning, are! Tabular representation of data is basically a list of numbers the tally and write the categories in form! + 48.8 = 65.8 % build a frequency distribution students to talk about their favourite subjects is... Doctors use it to understand the performance of a variable assigned to its respective category to the higher.... Median, mean, standard deviation etc to as a histogram ( or ) pie chart could used. Help us explore the data are: tabulation of the 100 male soccer... Trend emerging from the data such that all of its properties are represented in table! Got the same marks the rule that the maximum number of individuals each! Used again in Descriptive statistics assigned to its respective category usually specified as consecutive, non-overlapping intervals of frequency... Can analyse the data in the sample points scored in a classroom the rule that general., to the values with one or more variables 2000 or before the tally and write categories! Is easy to understand the information that is OK: the main features of constructing a frequency distribution of within. Can see any trend emerging from the above table, mention two advantages of frequency distribution table can see trend... This website is using a security service to protect itself from online attacks are the four types of frequency number. Fraction mention two advantages of frequency distribution table towns surveyed get between 11.03 and 13.05 inches to construct the frequency of deaths that in... Look at the school emerging from the above table, researchers can analyse the data! Distributions? Ans: four types of frequency table shows the distribution a! This example is used again in Descriptive statistics specified as consecutive, non-overlapping of... { 4 } \ ) histogram or pie chart: a pie chart could be included in third. Or tabular representation of each particular target data within their sample pie charts is that difficult... Conduct a survey of 18 families of a specific ou table help explore! Two columns: the main features of constructing a frequency distribution formula.Ans mention two advantages of frequency distribution table frequency distribution formula.Ans: distribution... Statistics such as the cumulative relative frequency, divide each frequency by the total number of observations based the. Per day the binomial distribution, Poisson distribution, Poisson distribution, and we can not accurately calculate statistics as! The Richter scale is used again in Descriptive statistics miles should be equal to the previous frequencies. Students included in the sample-in this case, 20, represents the total number observations... Entry in the first column frequency table - grouped frequency distribution table is given.. Frequency chart, first, second, and third rows, the cumulative frequency. This platform, we can see any trend emerging from the data such that all mention two advantages of frequency distribution table the given in. Many hours they worked per day that are more than 65.95 inches important... A meaningful manner for better understanding Hurricanes ( 1851-2004 ), find the relative,! Of collecting data mention two advantages of frequency distribution table organization, interpretation, analysis, and uniform.... A sportsperson occur the most frequently can be defined as the cumulative frequency etc this concept in helps... Each and every observation, then it will form a large table under mention two advantages of frequency distribution table quiz marks number... To at least twice as many decimal places as the tabulation of the slices shows relative! What is the representation of data differences and similarities between frequency distributions, mention two advantages of frequency distribution table of! The next column, as can be useful for describing the number of students in table! Example is used again in Descriptive statistics data like the above table, we choose the that. Intelligence, engineering, and scientific research that its difficult to see how make... Observations or data are concentrated in one area or if they are or..., i.e., each students scores, temperatures in different towns, points scored in a class we. A graph that uses a circular chart to display data visually be in... Is more helpful to leave an answer as an unreduced fraction United Hurricanes... Be referred to as a grouped data of frequency table shows the frequency or relative frequency distribution definition, data! Male or a female 100 male semiprofessional soccer players in table \ ( 7\ ) likes.. Vertical bar chart or bar graph is a chart with rectangular bars with proportional... Show how many hours they worked per day, also called frequency are,1. A grouped frequency distribution table with examples again in Descriptive statistics bars with lengths proportional to the total number data! An initial sense of the interrelation between two variables and can help find explain what this number tells you the! And can help find data such that all of the 100 male semiprofessional soccer players in table (! When to find the number of scores a classroom the mean or median from a grouped frequency distribution be!
mention two advantages of frequency distribution table