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Problem 9 (5 points). The probability is p that a randomly chosen light bulb is defective. We screw a bulb into a lamp and sw

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Answer #1

P(a bulb is defective) = p

P(a bulb is not defective) = 1 - p

P(at least n bulbs are required) = P(the first (n-1) bulbs selected are defective)

= pn-1

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