a. The hypothesis that predicts that there is no effect or difference. b. A hypothesis test which is used with a directional alternate hypothesis. c. An alternate hypothesis that predicts a difference in one tail of the distribution. d. When the null hypothesis is retained but it is actually false. e. An alternate hypothesis that predicts a difference without specifying a tail of the distribution where the difference will occur. f. The hypothesis that predicts an effect or difference. g. A test comparing the mean and standard deviation of a sample to the mean and standard deviation of a specified population. h. When the null hypothesis is rejected but it is actually true. i. A test comparing the means of two groups. j. A hypothesis test that is used with a non-directional alternate hypothesis