Question: thank you! Question 7: The probability that a randomly selected box of a certain brand of light bulbs has a defective bulb is {1.05. Suppose

thank you!

Question 7": The probability that a randomly selected box of a certain brand of light bulbs has a defective bulb is {1.05. Suppose you purchase box after box until you have nd the rst defective bulb. a} 1'J'J'hat is the probability that you purchase a dozen (i.e., 12) boxes? b} Hop.r many boxes do you expect to purchase

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