Math, asked by hemarayudu19, 6 days ago

14. The mean pocket allowance is Rs. 18. Find the missing frequency (f) in the following table.Daily pocket allowance 11-13,13-15 15-17 | 17-19 19-21 21-23 23-25. No.of children 7,6,9,13,f,5,4.

Answers

Answered by loginraj007

0

Answer:

mean given =18=(7+6+9+13+f+5+4)/7

18×7= f+44

126=f+44

f=126-44=82

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