A certain brand of jelly beans is made by Jelly Belly Inc.The company claims that each package contains about the same number of beans. The packages are filled with an average of 375 jelly beans with a standard deviation of 8. A researcher believes that the number of jelly beans going into each package is less than 375. She purchases 16 packages, counted the number of jelly beans in these packages and found an average of 368 jelly beans with a standard deviation of 10.Match the following with the correct number on the right.

- A. B. C. D. E. x

- A. B. C. D. E.

- A. B. C. D. E. n

- A. B. C. D. E. s

- A. B. C. D. E.

A.375

B.8

C.10

D.368

E.16

Body temperature is believed to be about 98.6.A medical student believes it is different from98.6.He draws a sample of 200people and records their body temperature.Please answer the following questions from the Stat Key diagram below.

Find the 95%confidence interval.

What is the numerical value of the margin of error?

If we did a hypothesis test,is it one tail or 2tail test?

If the medical student is using a confidence interval of 95%,what percent of intervals would not capture the true parameter?

Identify each of the following as either a parameter or a statistic, and give thecorrect notation.

Proportion of students at your university that smoke, based on data from yourclass.

Is it a parameter or statistic?

What is the correct notation of the parameter or statistic?

Average commute time for employees at a small company,based on interviews with all employees.

Is it a parameter or statistic?

What is the correct notation of the parameter or statistic?