In which of the following situations would you be most likely to use a one-tailed rather than two-tailed alternative hypothesis?
a. The hypothesized effect can only be in one direction.
b. You want to set ? at .10 rather than .05.
c. Your sample is very small.
d. You don’t expect or want to reject the null hypothesis.
a. The hypothesized effect can only be in one direction.
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