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1 vote
Find the missing number given the data points and mean.

23, 15, 8, x, 26, 5, 22, 9
the mean is 15.

2 Answers

4 votes

Answer:

x = 12

Explanation:

There are 8 data in total.

The mean is 15, so that


(23 + 15 + 8 + x + 26 + 5 + 22 + 9)/(8) = 15 \\ (108 + x)/(8) = 15 \\ 108 + x = 120 \\ x = 12

User Ziwon
by
9.1k points
4 votes

Answer:

Explanation:

W

User Kishor Kumar Rawat
by
8.0k points

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