Complete these two different sets of data so that they each have six values and a mean of 21.

20,20.5,20.5,21.5,21.5,?

20,21,21,21,21,?

Question

13 November, 11:00

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Joyce Kim · Answer 1

First set:

the 2 20.5's and 21.5's have a mean of 21

so you need a mean of 21 from 20 + one number which is 22

So its 22

second set

again its 22

Complete these two different sets of data so that they each have six values and a mean of 21.20,20.5,20.5,21.5,21.5,?20,21,21,21,21,?