15
You visited us
15
times! Enjoying our articles?
Unlock Full Access!
Byju's Answer
Standard X
Mathematics
Finding Mean for Grouped Data When Class Intervals Are Given
Find the mean...
Question
Find the mean of each of the following frequency distributions :
Class interval:
0−10
10−20
20−30
30−40
40−50
Frequency:
9
12
15
10
14