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In Testing the Hypotheses:
H0 μ\mu D = 5
HA μ\mu D \neq

Question 75

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In testing the hypotheses:
H0: μ\mu D = 5
HA: μ\mu D \neq 5,
two random samples from two normal populations produced the following statistics:
nD = 36, xD = 7.8, sD = 7.5.
What conclusion can we draw at the 5% significance level?

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Rejection region: |t| > t.05, 35 = 1....

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