Math, asked by pooch8860, 1 year ago

Mean of 10 observations is 18.If each observations is increased by 3,find the new mean

Answers

Answered by jaswinder77
3
10 OBSERVATION MEAN 18

THEN

10 × 18 = 180

IF EACH OBSERVATION INCREASED BY 3

THEN

10 OBSERVATION =10×3 = 30 INCREASED

180 + 30 =210 /10 = 21 NEW MEAN

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