Question

50-60 60-70 70-80 94. Find the mean, median and mode of given data Class 10-20 20-30 30-40 40-50 interval freguancy 4 8 10 12 10 4 2​

Answer 1

this is an correct answer please mark as brainlist

Answer 2

To find the median class:

First add the total number of frequencies.

Here, f=93

=

2

(Totalnumberoffrequency)

=(93)/2=46.5

Hence, the value 46.5 lies in the class interval 30-40 from the cummulative frequency table.