Are Americans superstitious? A Harris (Feb. 2013) poll of over 2,000 adult Americans was designed to answer
Question:
a. For this experiment, define the event that represents a "success."
b. Explain why x is (approximately) a binomial random variable.
c. Give the value of p for this binomial experiment.
d. Find P (x < 10).
e. Find P (x = 17).
f. Find P (x > 5).
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