A researcher conducts a hypothesis test to evaluate the effect of a treatment. The hypothesis test produces a z-score of z = 2.37 . Assuming that the researcher is using a two-tailed test, what decision should be made?
a. The researcher should reject the null hypothesis with ? = .05 but not with ? = .01.
b. The researcher should reject the null hypothesis with either ? = .05 or ? = .01.
c. The researcher should fail to reject H0 with either ? = .05 or ? = .01.
d. Cannot answer without additional information
A
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