Math, asked by YoYo211, 1 year ago

Question No. 37 can anyone help me for this I am not able to solve this

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Answered by kriti29

2

mean =sigma(fixi)upon sigma fi.mean is given 13.5 and sigma fixi =390+10p, and fi =40. so 13.5=390+10p/40 and now 540-390=10p, 10p=150 and p=15ans

kriti29: thanks

kriti29: but r u sure it is right ans

YoYo211: yea it's right

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