Math, asked by paramesh38, 1 year ago

Find the mean of the following data.
x|5 | 10 | 15 | 20 | 25
f |3 | 10 | 25 | 7 | 5

Answers

Answered by Senga

3

Answer:

mean=sum of product of f and x÷sum of f

mean=790÷50=17.8

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