Question

3. Following table gives the distribution of
companies according to the size of
capital. Using step deviation method,
find out the mean size of the capital of a
company:
Capital Less than 5 Less than 10
Less than 15 Less than 20 Less than 25
Less than 30
No. of Companies 20 27
29
38
48
53​

Answer 1

Calculation of Arithmetic Mean by Step Deviation Method