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Question 17 0/4 pts 9 3 2 19 0 Details 16% of all Americans live in poverty. If 37 Americans are randomly selected, find the probability that a. Exactly 6 of them live in poverty. b. At most 8 of them live in poverty C. At least 4 of them live in poverty. d. Between 4 and 12 (including 4 and 12) of them live in poverty. Submit Question Question 18 0/4 pts 9 3 7 19 0 Details 54% of all Americans are home owners. If 43 Americans are randomly selected, find the probability that a. Exactly 22 of them are are home owners. b. At most 23 of them are are home owners. C. At least 22 of them are home owners. d. Between 17 and 24 (including 17 and 24) of them are home owners. Submit Question Question 19 0/2 pts 9 3 2 19 0 Details Using the standard normal distribution, find the two z-scores that that form the middle shaded region. The shaded region is symmetric about z = 0. Round your z-scores to two decimal places. Shaded Area = 0.72 Negative z-score = Positive z-score = Submit