A research study obtains a mean of 12.7 and a standard deviation of 2.3 for a sample

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A research study obtains a mean of 12.7 and a standard deviation of 2.3 for a sample of n 5 25 participants. How would the sample mean and standard deviation be reported in a research journal report?

a. M 5 12.7 and s 5 2.3

b. M 5 12.7 and SD 5 2.3

c. Mn 5 12.7 and s 5 2.3

d. Mn 5 12.7 and SD 5 2.3

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Essentials Of Statistics For The Behavioral Sciences

ISBN: 9781337098120

9th Edition

Authors: Frederick J Gravetter, Larry B. Wallnau, Lori Ann B. Forzano

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