Given below is the frequency distribution of the heights of 50 students of a class: Class Interval:, 140-145, 145-150, 150-155, 155-160, 160-165 Frequency:, 8, 12, 18, 10, 5 Draw a histogram representing the above data.

Draw a histogram of the following data: Class interval: 10-15, 15-20, 20-25, 25-30, 30-35, 35-40, Frequency: 30, 98, 80, 58, 29, 50,

Find the unknown entries (a,b,c,d,e,f,g) from the following frequency distribution of heights of 50 students in a class: Class intervals (heights in cm) Frequency Cumulative Frequency 150-155 155-160 160-165 165-170 170-175 175-180 12 b 10 d e 2 a 25 c 43 48 f

Find the mean of the following frequency distributions: Class interval: 25-35 35-45 45-55 55-65 65-75 Frequency: 6 10 8 12 4

Find the mean of the following frequency distributions: Class i nterval: 10-30 30-50 50-70 70-90 90-110 110-130 Frequency: 5 8 12 20 3 2

If the median of the following frequency distribution is 28.5 find the missing frequencies: Class interval: 0-10 10-20 20-30 30-40 40-50 50-60 Total Frequency: 5 f_1 20 15 f_2 5 60

Given below is a cumulative frequency distribution showing the mars secured by 50 students of a class From the frequency distribution table for the data.

The mode of the following distribution is {:("Class interval :",1-5,6-10,11-15,16-20,21-25),("Frequency :" ,4,7,10,8,6):}

For the following grouped frequency distribution find the mode: Class: 3-6 , 6-9 , 9-12 , 12-15 ,15-18 , 18-21 , 21-24 Frequency: 2 , 5 , 10 , 23 , 21, 12 , 3

Draw histograms for the following frequency distributions : {:("Class interval ", 0-10, 10-20, 20-30, 30-40, 40-50, 50-60),("Frequency "," "12, " " 20, " " 26, " " 18, " " 10, " " 6):}

Draw histograms for the following frequency distributions : {:("Class interval ", 30-39, 40-49, 50-59, 60-69, 70-79),("Frequency "," "24, " " 16, " " 09, " " 15, " " 20):}