The manager of a store buys portable radios in lots of 12. Suppose that, on the average, 2 out of each group of 12 are defective. The manager randomly selects 6 radios out of the group to test. What is the probability that he will find 3 defective radios? Round your answer to six decimal places.
A)Pr(3 Defective) = 0.017861
B)Pr(3 Defective) = 0.021433
C)Pr(3 Defective) = 0.035722
D)Pr(3 Defective) = 0.026792
E)Pr(3 Defective) = 0.053584

Question

The manager of a store buys portable radios in lots of 12. Suppose that, on the average, 2 out of each group of 12 are defective. The manager randomly selects 6 radios out of the group to test. What is the probability that he will find 3 defective radios? Round your answer to six decimal places. ​
A)Pr(3 Defective) = 0.017861
B)Pr(3 Defective) = 0.021433
C)Pr(3 Defective) = 0.035722
D)Pr(3 Defective) = 0.026792
E)Pr(3 Defective) = 0.053584

Quizplus · Accepted Answer

The Answer of The manager of a store buys portable radios in lots of 12. Suppose that, on the average, 2 out of each group of 12 are defective. The manager randomly selects 6 radios out of the group to test. What is the probability that he will find 3 defective radios? Round your answer to six decimal places. ​
A)Pr(3 Defective) = 0.017861
B)Pr(3 Defective) = 0.021433
C)Pr(3 Defective) = 0.035722
D)Pr(3 Defective) = 0.026792
E)Pr(3 Defective) = 0.053584

The Manager of a Store Buys Portable Radios in Lots