Asked by Carrie

A sample of n=5 scores has a mean 50. Another sample has n=10 scores and a mean of 60. If the two samples are combined, will the combined sample mean be greater than 55

14 years ago

Answered by TutorCat

[n1(mean1)+n2(mean2)]/(n1+n2)

14 years ago

Answered by Anonymous

13 years ago

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