Math, asked by neha6147, 1 year ago

If the mean of the following frequency distribution is 8 find value for p x/y=3/8 5/8 7/15 9/p 11/8 13/4​

Answers

Answered by chweetlittlesri
0

Answer:

Multiply all the numbers under x and y , you will get

xy=24 40 105 9p 88 52

Add all the numbers under y , you will get

43+p

Add all the numbers under xy , you will get

309+9p

Mean = xy/y=8

= 309+9p/43+p=8

309+9p=8(43+p)

309+9p=344+8p

9p-8p=344-309

Therefore, p= 35

Thanks

Sorry if any calculating mistakes


neha6147: why you have written thanks
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