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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Essentials Of Statistics For The Behavioral Sciences

ISBN: 9781133956570

8th Edition

Authors: Frederick J Gravetter, Larry B. Wallnau

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Question Posted: Sep 22, 2015 08:49 AM

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One sample has a mean of M = 5 and a second sample has a mean of

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