# For Exercises perform these steps. a. State the hypotheses and identify the claim. b. Find the critical

## Question:

For Exercises perform these steps.

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.

Use the traditional method of hypothesis testing unless otherwise specified.

In a random sample of 80 Americans,

44 wished that they were rich. In a random sample

of 90 Europeans, 41 wished that they were rich. At

0.01, is there a difference in the proportions? Find

the 99% confidence interval for the difference of the

two proportions.

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## Step by Step Answer:

**Related Book For**

## Elementary Statistics A Step By Step Approach

**ISBN:** 9780077665807

9th Edition

**Authors:** Allan G. Bluman