# Question: You have a random sample of 100 population members from

You have a random sample of 100 population members from each of two populations and you want to set up a test for the following hypotheses: H0: μ1 – μ2 = 0 Ha: μ1 – μ2 ≠ 0

a. Suppose the sample results are: p1 .42 and p2 .38. Compute p pooled.

b. Calculate the sample test statistic, z stat.

c. Using a significance level of .10, determine the critical zscores for the test, state your decision rule, and report your decision.

a. Suppose the sample results are: p1 .42 and p2 .38. Compute p pooled.

b. Calculate the sample test statistic, z stat.

c. Using a significance level of .10, determine the critical zscores for the test, state your decision rule, and report your decision.

## Answer to relevant Questions

Refer to Exercise 31. You have a random sample of 100 population members from each of two populations and you want to set up a test for the following hypotheses: H0: μ1 – μ2 = 0 Ha: μ1 – μ2 ≠ 0 a. Compute the ...In the world of mutual funds there are two basic types: managed funds and indexed funds. Managed funds are actively managed by a fund manager who is constantly making buy and sell decisions to try to maximize returns. Index ...Alta Vista University is trying to evaluate the effectiveness of its new freshman writing class. Each student in the class has submitted a preclass writing sample and a postclass writing sample scored by an English professor ...Refer to Exercise 49. In exercise The company that produces the scratchandwin tickets for The FilthyRich Instant Win Super Lottery has assured you that exactly 10% of the tickets are winners (that is, they will pay the ...In a study evaluating search engines, TechDay. com randomly selected 200 Internet users. One hundred of the users selected were given the task of finding a specific piece of information using Google. The other 100 were given ...Post your question