The mean of the data set is 18 what’s the missing number 21,11,blank,27,22,13,16

asked Jan 11, 2019 172k views

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9514 1404 393

Answer:

Explanation:

The sum of the 7 numbers needs to be 7·18 = 126.

Then the missing number is ...

126 -21 -11 -27 -22 -13 -16 = 16

Ahmed Adel answered Jan 18, 2019

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