# Question

a. State two ways in which the standard normal distribution and Student’s t-distribution are alike.

b. State two ways in which they are different.

b. State two ways in which they are different.

## Answer to relevant Questions

The manager in Exercise 9.189 believes that the cereal-filling machine used for Corn Flakes needs to be replaced and that the new one he is considering will pay for the upgrade within a short time, mainly due to less ...Construct a 90% confidence interval estimate for the mean µ using the sample information n = 53 = 87.2 and s = 11.9. Make a list of four numbers that total “zero.” How many numbers were you able to pick without restriction? Explain how this demonstrates degrees of freedom. Calculate the value of t_ for the hypothesis test: Ho: µ = 32 Ha: µ > 32 n = 16 = 32.93 s = 3.1 Use both the p-value and the classical approaches to hypothesis testing to reach a decision for each of the following situations. Use a = 0.05 d. Compare the results of the two techniques for each case.Post your question

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