Math, asked by tushar16, 1 year ago

when number x is added to the following set of number 5,7,8,12,6,10 and 11 the mean is . calculate the value of x.

Meghith: without mea hw cn we find it

tushar16: oh sorry

nehaaa: yaa n thts why i took it as 9..

tushar16: thanks nehaa

nehaaa: ur welcome dude...

Answers

Answered by Meghith

4

Mean = Sum of Observation / No. of Observation
9 = 5 + 7 + 8 + 12 + 6 + 10 + 9 + 11 + x / 9
81 = 68 + x
x = 81 - 68
x = 13

Meghith: this is the answer

Meghith: mrk s brainliest plsssss

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