# Answer on Statistics and Probability Question for Emily L Earith

Question #27685

37. The Heldrich Center for Workforce Development found that 40% of Internet users received

more than 10 e-mail messages per day. A similar study on the use of e-mail was repeated in

2002.

A. Formulate the hypotheses that can be used to determine whether the proportion of Internet

users receiving more than 10 e-mail messages per day increased.

B. If a sample of 425 Internet users found 189 receiving more than 10 e-mail messages per day,

compute the test statistic

C. Compute the p value for the test statistic

D. At a = 0.5, what is your conclusion about the hypotheses?

E. state the conclusion within the context of the problem.

38. Five years ago the average size of farms in a state was 160 acres. from a recent survey of 27 farms, the mean and standard deviation were found to be 180 and 36 acres, respectively. Is there strong evidence that the average farm size is larger than what is was 5 years ago?

more than 10 e-mail messages per day. A similar study on the use of e-mail was repeated in

2002.

A. Formulate the hypotheses that can be used to determine whether the proportion of Internet

users receiving more than 10 e-mail messages per day increased.

B. If a sample of 425 Internet users found 189 receiving more than 10 e-mail messages per day,

compute the test statistic

C. Compute the p value for the test statistic

D. At a = 0.5, what is your conclusion about the hypotheses?

E. state the conclusion within the context of the problem.

38. Five years ago the average size of farms in a state was 160 acres. from a recent survey of 27 farms, the mean and standard deviation were found to be 180 and 36 acres, respectively. Is there strong evidence that the average farm size is larger than what is was 5 years ago?

Expert's answer

Unfortunately, your question requires a lot of work and cannot be done for free.

Submit it with all requirements as an assignment to our control panel and we'll assist you.

Submit it with all requirements as an assignment to our control panel and we'll assist you.

Need a fast expert's response?

Submit orderand get a quick answer at the best price

for any assignment or question with DETAILED EXPLANATIONS!

## Comments

## Leave a comment