14. A corporation buys motors for electric fans from company M that guarantees 95% of its motors are nondefective and it will replace all defective motors at no cost. The motors are received in large shipments. Assume that motor selections are independent events. i. What is the probability that the eighth motor selected from a shipment is the third motor found to be defective?[0.00203] ii. The quality control department at the corporation randomly selects 20 motors from each shipment and inspects them for being good or defective. If the sample contains more than two defective motors, the entire shipment is rejected. What is the probability that a given shipment of motors received by the corporation will be rejected.[0.0755] ref. T11213
14. A corporation buys motors for electric fans from company M that guarantees 95% of its motors are nondefective and it will replace all defective motors at no cost. The motors are received in large shipments. Assume that motor selections are independent events. i. What is the probability that the eighth motor selected from a shipment is the third motor found to be defective?[0.00203] ii. The quality control department at the corporation randomly selects 20 motors from each shipment and inspects them for being good or defective. If the sample contains more than two defective motors, the entire shipment is rejected. What is the probability that a given shipment of motors received by the corporation will be rejected.[0.0755] ref. T11213
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 11ECP: A manufacturer has determined that a machine averages one faulty unit for every 500 it produces....
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![14. A corporation buys motors for electric fans from company M that guarantees
95% of its motors are nondefective and it will replace all defective motors at no
cost. The motors are received in large shipments. Assume that motor selections
are independent events.
i. What is the probability that the eighth motor selected from a shipment
is the third motor found to be defective?[0.00203]
ii. The quality control department at the corporation randomly selects 20
motors from each shipment and inspects them for being good or defective.
If the sample contains more than two defective motors, the entire shipment is
rejected. What is the probability that a given shipment of motors received by the
corporation will be rejected.[0.0755]
ref. T11213](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F462971e7-b2e8-4c46-9df9-02a25fb2fde1%2Facea5876-7ce2-4af9-ab55-fc8bc692191a%2F9eg6kd8x_processed.jpeg&w=3840&q=75)
Transcribed Image Text:14. A corporation buys motors for electric fans from company M that guarantees
95% of its motors are nondefective and it will replace all defective motors at no
cost. The motors are received in large shipments. Assume that motor selections
are independent events.
i. What is the probability that the eighth motor selected from a shipment
is the third motor found to be defective?[0.00203]
ii. The quality control department at the corporation randomly selects 20
motors from each shipment and inspects them for being good or defective.
If the sample contains more than two defective motors, the entire shipment is
rejected. What is the probability that a given shipment of motors received by the
corporation will be rejected.[0.0755]
ref. T11213
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