Using a standard deck of cards, find the probability of each: Draw one card, the

Question

Using a standard deck of cards, find the probability of each: Draw one card, the card is a club or a heart or a king. Draw one card, the card is an eight or a queen or a spade. Three cards are drawn from a deck without replacement. What is the probability of selecting a heart and a diamond and another diamond. In one town, 70% of adults have health insurance. Six adults are selected at random from the town, find the probability of each: All six have health insurance. All six do not have health insurance. At least one has health insurance.

Explanation / Answer

2. p = .70

a.P(X=6) = 6C6(.7^6)(.3^0) = .118

b.1-P(X=6) = 1-.118 = .882

c, P(X>=1) = 1-P(X=0) = 1- 6C0(.7^0)*(.3^6) = .999

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