Classes:       25-29    30-34    35-39      40-44    45-49    50-54        55-59 Frequency:  14          22         16              6           5           3              4 Find the mean for given data.

. Find the median of the given data: 23, 55, 38, 29, 35, 45, 31, 59, 25

Find the mean of the following data : 30,32,24,34, 26,28, 30, 35, 33, 25 Find the median of the given data.

Calculate the median from the following distribution: Class: 5-10 10-15 15-20 20-25 25-30 30-35 35-40 40-45 Frequency: 5 6 15 10 5 4 2 2

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,

The following table shows the ages of the patients admitted in a hospital during a year: Age (in years): 5-15 15-25 25-35 35-45 45-55 55-65 No. of students: 6 11 21 23 14 5 Find the mode and the mean of the data given above. Compare and interpret the two measures of central tendency.

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

Calculate the mean, median and standard deviation of the following distribution: Class interval 31-35 36-40 41-45 46-50 51-55 56-60 61-65 66-70 Frequency: 2 3 8 12 16 5 2 3

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):}

Calculate mean, variance and standard deviation of the following frequency distribution: Class 1-10 10-20 20-30 30-40 40-50 0-60 Frequency: 11 29 18 4 5 3

If the median of the following data is 32.5, find the missing frequencies. Class interval: 0-10 10-20 20-30 30-40 40-50 50-60 60-70 Total Frequency: f_1 5 9 12 f_2 3 2 40