A researcher conducts a repeated-measures study comparing two treatment conditions with a sample of n 5 25

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A researcher conducts a repeated-measures study comparing two treatment conditions with a sample of n 5 25 participants and obtains a t statistic of t 5 2.21. Which of the following is the correct decision for a two-tailed test?

a. Reject the null hypothesis with a 5 .05 but fail to reject with a 5 .01

b. Reject the null hypothesis with either a 5 .05 or a 5 .01

c. Fail to reject the null hypothesis with either a 5 .05 or a 5 .01

d. Cannot determine the correct decision without more information

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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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