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Let X be the number of uninsured drivers in a random sample of 100 drivers.

If 33% of all licensed drivers do not have insurance:

(a) What is the probability that the number of uninsured drivers is at most 15? (Use the normal approximation.)

(b) What is the probability that the number of uninsured drivers is between 20 and 25? (Use the normal approximation.)

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Statistics and Probability, Statistics

Category:- Statistics and Probability
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