Math, asked by durjaypandey123, 4 months ago

(h) The mean of the following distribution is 18. Find
the frequency f of the class 19-21,
Class
11-13 13-15 15-17/17-19 19-21 21-23 23-25
Frequency
3
6
9
13
f
S

Answers

Answered by nishuverma84

4

Answer:

hii

Step-by-step explanation:

the mean will be 23 yrrr

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