Find the probability that between 7 and 9 defective toys, Ask an Expert

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A mechanical press is used to mold shapes for plastic toys. When the machine is adjusted and working well, it still produces about .08 defective toys. The toys are manufactured in lots of n=100.

Let r be a random variable representing the number of defective toys in a lot. Find the probability that between 7 and 9 defective toys are produced in a lot. Find the probability that between 7 and 9 defective toys are produced in a lot of n = 100 toys. That is, find P (7 <= r <= 9).

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Statistics and Probability, Statistics

Category:- Statistics and Probability
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