Short Answer
A researcher selects a pair of random samples. In Group 1 the scores are 3, 7, 6, 5. In Group 2 the scores are 4, 6, 2, 2.
a. Find the t ratio
b. As a two-tail t, should Ho be rejected? If rejected, state the probability of the alpha error.
c. Do the two groups represent a single population?
Correct Answer:
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a . t=1.36...View Answer
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