Question

in a street data was collected on the size of 40 families find the mean and median of the data​

Answer 1

Step-by-step explanation:

Here N 2 = 40 2 = 20 So , median class is 4 - 8 l = 4 , f = 14 , cf = 8 and h = 4 Median = l + N 2 - cf f × h = 4 + 20 - 8 14 × 4 = 4 + 12 × 4 14 = 4 + 3 . 42 = 7 . 42 ANswer