7. Conduct the following analyses for the Internet usage data given in Applied Problem number 7 in...

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7. Conduct the following analyses for the Internet usage data given in Applied Problem number 7 in Chapter 16.

a. Test the hypothesis that the mean familiarity with the Internet exceeds 4.0.

b. Is the Internet usage different for males as compared to females? Formulate the null and alternative hypotheses, and conduct the test.

c. Is the proportion of respondents using the Internet for shopping the same for males and females? Formulate the null and alternative hypotheses, and conduct the test.

d. Do the respondents differ in their attitude toward the Internet and attitude toward technology? Formulate the null and alternative hypotheses, and conduct the test.

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