# Question

Use According to the Statistical Abstract of the United States, about 17% of all 18- to 25-year-olds are current marijuana users.

(a) What is the probability that four randomly selected 18- to 25-year-olds are all marijuana users?

(b) What is the probability that among four randomly selected 18- to 25-year-olds at least one is a marijuana user?

(a) What is the probability that four randomly selected 18- to 25-year-olds are all marijuana users?

(b) What is the probability that among four randomly selected 18- to 25-year-olds at least one is a marijuana user?

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