Question

C.I.{5-10, 10-15, 15-20, 20-25}, f {10, 12, 7, 9}- Calculate the cumulative frequency and match the following.

• A. 38
• B. 29
• C. 22
• D. 10

Answer 1

We add successive frequencies of all the x values.

10
10+12 = 22
22 + 7 = 29
29 + 9 = 38