One sample has a mean of M = 5 and a second sample has a mean of
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One sample has a mean of M = 5 and a second sample has a mean of M = 10. The two samples are combined into a single set of scores.
a. What is the mean for the combined set if both of the original samples have n = 5 scores?
b. What is the mean for the combined set if the first sample has n = 4 scores and the second sample has n = 6?
c. What is the mean for the combined set if the first sample has n = 6 scores and the second sample has n = 4?
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Related Book For
Essentials Of Statistics For The Behavioral Sciences
ISBN: 9781133956570
8th Edition
Authors: Frederick J Gravetter, Larry B. Wallnau
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