Based on Data from Two Very Large Independent Samples, Two

Based on data from two very large independent samples, two students tested a hypothesis about equality of population means using a = 0.05. One student used a one-tail test and rejected the null hypothesis, but the other used a two-tail test and failed to reject the null hypothesis. Which of these might have been their calculated value of t?

A) 1.88
B) 2.66
C) 1.55
D) 2.22
E) 1.22

Correct Answer:

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