# Question

Refer to Exercise 8.32.

a. Determine and interpret a 95% upper confidence bound for the mean calcium intake of all people with incomes below the poverty level.

b. Compare your one-sided confidence interval in part (a) to the (two-sided) confidence interval found in Exercise 8.32(a).

a. Determine and interpret a 95% upper confidence bound for the mean calcium intake of all people with incomes below the poverty level.

b. Compare your one-sided confidence interval in part (a) to the (two-sided) confidence interval found in Exercise 8.32(a).

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