In A Sample Of 1200 U Adults 186 Dine Out At A Restaurant More Than Once Per Wee

In a sample of 1200 U.S. adults, 186 dine out at a restaurant more than once per week. Two U.S. adults are selected at random from the population of all U.S. adults without replacement. Assuming the sample is representative of all U.S. adults, complete parts (a) through (d)

(a) the probability that both adults dine out more than once per week is

(b) find the probability that neither adults dines out more than once per week

(c) find the probability that at least one of the two adults dines out more than once per week

(d) which of the events can be considered unusual?

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