In a one tail upper bound) hypothesis test, the critical value of Z has been 2 and the test statistic has been 1.96. In this situation,
A) the null hypothesis should be rejected.
B) the alternative hypothesis is true.
C) since the standard deviation is not known, no answer can be given.
D) the sample size has been too small.

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The Answer of In a one tail upper bound) hypothesis test, the critical value of Z has been 2 and the test statistic has been 1.96. In this situation,
A) the null hypothesis should be rejected.
B) the alternative hypothesis is true.
C) since the standard deviation is not known, no answer can be given.
D) the sample size has been too small.

In a One Tail Upper Bound) Hypothesis Test, the Critical