Question: a. What is the sample mean years to maturity for corporate bonds and what is the sample standard deviation? Mean (to 4 decimals) Standard deviation

a. What is the sample mean years to maturity for corporate bonds and what is the sample standard deviation?

Mean (to 4 decimals)
Standard deviation (to 4 decimals)

b. Develop a confidence interval for the population mean years to maturity. Round the answer to four decimal places.

, years

c. What is the sample mean yield on corporate bonds and what is the sample standard deviation?

Mean (to 4 decimals)
Standard deviation (to 4 decimals)

d. Develop a confidence interval for the population mean yield on corporate bonds. Round the answer to four decimal places.

, percenta. What is the sample mean years to maturity for corporate bonds

A sample containing years to maturity and yield for 40 corporate bonds are contained in the data given below

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