Mathematics, 24.03.2020 03:33 waterborn9800
A researcher administers a treatment to a sample of n = 25 participants and uses a hypothesis test to evaluate the effect of the treatment. The hypothesis test produces a z-score of z = 2.77.
1. Assuming that the researcher is using a two-tailed test .
a. The researcher rejects the null hypothesis with a = .05 but not with a = .01.
b. The researcher should reject the null hypothesis with either a = .05 or a = .01.
c. The researcher should fail to reject H0 with either a = .05 or a = .01.
d. Cannot answer without additional information.
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A researcher administers a treatment to a sample of n = 25 participants and uses a hypothesis test t...
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