An online group loses 20 members over five months. What is the mean monthly change in group membership?

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13-09-2017
Mathematics

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An online group loses 20 members over five months. What is the mean monthly change in group membership?

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Kalahira Kalahira · Answer 1 · 2017-09-25T22:50:56+02:00

Kalahira Kalahira

25-09-2017

The group 's loss is 20 members. Therefore the total change in membership is -20 members. The mean is another name for the average. It is the total change divided by the number of months. -20/5=4 The average change in group membership is -4 members / month.

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