# Final Exam Essay

Complete the final exam offline during the final exam week. Once you have complete the exam, input your exam into the final exam shell in the exam folder on the course webpage. Good luck

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US Census statistics show that college graduates make more than $254,000 more in their lifetime than non-college graduates. If you were to question the validity of this observation, what would be your basis for doing so?

A. Definition of a college graduate

B. Work lifestyles of the population

C. Defining “lifetime”

D. How the Census was taken

The average age in a sample of 190 students at City College is 22. As a result of this sample, it can be concluded that the average age of all the

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E. If the drug manufacturer guarantees the drug will be effective for a minimum of 3 years (and will pay for the entire treatment program if the patient does not survive), what percentage of lung cancer patients will have to pay for the treatment? _____

17.

Select from the answers below. Place the correct letter in the blanks above.

A. 10.69%

B. 11.51% C. .0796

D. 46.01%

E. 88.49%

F. 68.9%

G. 53.98% H. 0%

I. 50%

J. 0.06172

The life expectancy in the United States is 75 with a standard deviation of 7 years.

A random sample of 49 individuals is selected.

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What is the standard error of the mean? _____

What is the probability that the sample mean will be larger than 77 years? ___

What is the probability that the sample mean will be less than 72.7 years? ___

What is the probability that the sample mean will be between 73.5 and 76 years? _____

What is the probability that the sample mean will be between 72 and 74 years? _____

What is the probability that the sample mean will be larger than 73.46 years? _____

Select from the answers below. Place the correct letter in the blanks above.

A. 0.0107

B. 0.7745

C. 1.0

D. 0.8427

E. 0.9772

F. 0.0228

G. 1/7

H. 0.9389

I. 22.55%

J. 0.1573

The standard hemoglobin reading for healthy adult men is 15 g/110 ml with a standard deviation of σ = 2 g. For a group of men, we find a mean hemoglobin of

16.0 g.

A. Obtain a 95% confidence