Posted by **Lyndyc** on Thursday, December 19, 2013 at 4:01pm.

Which of the following will increase the power of a statistical test?

a. Change ƒÑ from .05 to .01.

b. Change from a one-tailed test to a two-tailed test.

c. Change the sample size from n = 100 to n = 25.

d. None of the other options will increase power.

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