7% of all Americans live in poverty. If 30 Americans are randomly selected, find the following probabilities. Round answers to 4 places where possible. (a) Exactly 2 of them live in poverty. (b) At most 4 of them live in poverty. (c) At least 3 of them live in poverty. (d) Between 1 and 5 (including 1 and 5) of them live in poverty.

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