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Worst President In a sample of 1500 adult U.S. citizens, 690 said that Donald Trump was the worst president in U.S. history. Three adult U.S.

Worst President In a sample of 1500 adult U.S. citizens, 690 said that Donald Trump was the worst president in U.S. history. Three adult U.S. citizens are selected at random. (Adapted from YouGov)

A. Find the probability that all three adult U.S. citizens say that Donald Trump was the worst president in U.S. history.

B. Find the probability that none of the three adult U.S. citizens say that Donald Trump was the worst president in U.S. history.

C. Find the probability that at most two of the three adult U.S. citizens say that Donald Trump was the worst president in U.S. history.

D. Which of the events can be considered unusual? Explain.

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