For the following situation, determine whether a one- or two-tailed test is appr

Question

For the following situation, determine whether a one- or two-tailed test is appropriate. Also, identify the research and null hypotheses.

Reading scores for a group of third graders enrolled in an accelerated reading program are predicted to be higher than the scores for non-enrolled third graders.

one-tailed test; 1>2; null hypothesis, 1=2

two-tailed test; 1>2; null hypothesis, 1=2

one-tailed test; 12; null hypothesis, 1=2

two-tailed test; 12; null hypothesis, 1=2

one-tailed test; 1>2; null hypothesis, 1=2

two-tailed test; 1>2; null hypothesis, 1=2

one-tailed test; 12; null hypothesis, 1=2

two-tailed test; 12; null hypothesis, 1=2

Explanation / Answer

Ans: Option A.   

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