Math, asked by Salmonsamsimson5797, 7 months ago

Find the mean of 25-35,35-45,45-55,55-65,65-75 frequency 6,10,8,12,4

Answers

Answered by MichSuchana91
3

(S)sum of all the numbers

25-35 + 35-45 + 45-55 + 55-65 + 65-75

= 25 - 75

= - 50

(n)No. of numbers = 5

Mean of the numbers = S/n

= - 50/5

= - 10 ANS.

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