Question

In a sample of 80 Americans, 44 wished that they were rich. In a sample of 90 Europeans, 41 wished that they were rich. At α=0.01, is there a difference in the proportions? Find the 99% confidence interval for the difference of the two proportions.
a. State the hypotheses and identify the claim.
b. Find the critical value(s).
c. Compute the test value.
d. Make the decision.
e. Summarize the results.


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  • CreatedSeptember 02, 2015
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