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Apr
Grouped Frequency Distribution Table Example. Frequency Distribution for Grouped Data. The grouped data looks like. Frequency distribution table for grouped data. 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.
Age distribution of a class of students Age Frequency 10 10 11 20 12 10 Mean of grouped data An estimate x displaystyle bar x of the mean of the population from which the data are drawn can be calculated from the grouped data as. Heres what you need to do to create a frequency distribution table with this data set. In this example the greatest mass is 78 and the smallest mass is 48. Grouped Frequency Distribution Table The first column of the table represents the class interval with a class width of 10. Multiply the frequency f i with the corresponding u i to get f i u i. Use the formula a fracSigma f_iu_iSigma f_i times h to get the required mean.
The grouped data looks like.
X f x f. 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. Constructing a Grouped Frequency Distribution - Example 2 Part 1 - YouTube. It is adding the class limits and divide by 2. The maximum marks of the exam are 50. In this example the greatest mass is 78 and the smallest mass is 48.