ayanaweshetie96 ayanaweshetie96

06-04-2021
SAT

contestada

ive numbers have a mean of 12. When one number is removed, the mean is 11.What is the value of the number removed?

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xiaoline4ever xiaoline4ever

06-04-2021

Answer: 10

Explanation:

When the number removed, the mean change from 12 to 11, so we assume that the removed number, x, has related to the median.

To find the removed number x, we sat their average equal to 11.

(12 + x) /2 = 11

12 + x = 22

x = 10

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