In a shipment of 15 room air conditioners , there are 3 with defective thermostat. Two air conditioners will be selected at random and inspected. Find the probability thatA) the first is defectiveB) both are defectiveC) exactly one is defective.
In a shipment of 15 room air conditioners , there are 3 with defective thermostat. Two air conditioners will be selected at random and inspected. Find the probability that
A) the first is defective
B) both are defective
C) exactly one is defective.
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