Question

In studies for a medication, 9 percent of patients gained weight as a side effect. Suppose 736 patients are randomly selected. Use the normal approximation to the binomial to approximate the probability that

(a) exactly 42 patients will gain weight as a side effect. __ (round to 4 decimal places as needed)

(b) 42 or fewer patients will gain weight as a side effect. __ (round to 4 decimal places as needed)

(c) 69 or more patients will gain weight as a side effect. __ (round to 4 decimal places as needed)

(d) between 42 and 87, inclusive, will gain weight as a side effect. __ (round to 4 decimal places as needed)

Answer 1