A city law enforcement official has stated that 20 of the
A city law-enforcement official has stated that 20% of the items sold by pawn shops within the city have been stolen. Ralph has just purchased 4 items from one of the city’s pawn shops. Assuming that the official is correct, and for x 5 the number of Ralph’s purchases that have been stolen, determine the following:
a. P(x = 0)
b. P(2 ≤ x)
c. P(1 ≤ x ≤ 3)
d. P(x ≤ 2)
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