A sample of n = 7 scores has a mean of M = 5. After one new
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After one new score is added to the sample, the new mean is found to be M = 6. What is the value of the new score? (Hint: Compare the values for ∑X before and after the score was added.)
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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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