Mean of 10 observations is 18.If each observations is increased by 3,find the new mean
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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
HOPE IT HELPS YOU ...☺
THEN
10 × 18 = 180
IF EACH OBSERVATION INCREASED BY 3
THEN
10 OBSERVATION =10×3 = 30 INCREASED
180 + 30 =210 /10 = 21 NEW MEAN
HOPE IT HELPS YOU ...☺
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