0 The standard deviation of the normal approsimation is about C6 D. Questions 31

Question

0 The standard deviation of the normal approsimation is about C6 D. Questions 31 30 are & points each. Show complete details to get full eedit 1 A eommitee of 6 members will be selected from a pool of 20 candidates, of those 8 are male. What is the probability to get an all females committee? Round to the nearest thousandth ion 22. Among the 500 students in a high school, 200 students take a Statisties course, and 300 takea Biology course. One hundred students take both courses at the same time. Randomly choose a high school student, what is the probability that s/he takes either Statistics or Biology?

Explanation / Answer

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21) n = 20

x = 6

8 are males, 12 females

P(all females) = 12C6/20C6

P = 0.024

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