Question

The mean of 50 observations is 20 if each observations is multiplied by 3 then what will be the new mean?

Answer 1

THE NEW MEAN WILL BE 60

HOPE SO THIS HELPS U
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Answer 2

Hi ,

Mean of 50 observations = 20

If each observation is multiplied by 3

then the new mean = 3 × mean

= 3 × 20

= 60

I hope this helps you.

:)