Math, asked by prettyprincess35312, 11 months ago

(i) The mean for the following observations is 35. Find the values of a and b.
X : 5 15 25 35 45 55 65
F : 2 5 a 10 9 b 1
£f = 41

Answers

Answered by shivam4095

1

Answer:

a = 19/2 b = 9/2

Step-by-step explanation:

Refer the attachment

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