Question: A population has a mean u=79 and a standard deviation sigma=18. Find the mean and standard deviation of a sampling distribution of sampling means with

A population has a mean u=79 and a standard deviation sigma=18. Find the mean and standard deviation of a sampling distribution of sampling means with sample size n=36

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=+b. Calculate the investments net present value (NPV) at each of the following discount rates: 0%, 5%, 10%, 15%, 20%, 25%, 30%, and 35%.

=+d. Draw the net present value profiles for each store on the same set of axes, and discuss any conflict in ranking that may exist between NPV and IRR.

=+c. What does your answer to part b tell you about this projects IRR?