OpenStudy (darkprince14):

Suppose 30 percent of all electrical fuses manufactured by a certain company fail to meet municipal building standards. What is the probability that in a random sample of 10 fuses, exactly 3 will fail to meet municipal building standards?

2 years ago
OpenStudy (kropot72):

You can use the binomial distribution to solve this. \[\large P(3\ fail)=10C3\times0.3^{3}\times0.7^{7}=you\ can\ calculate\]

2 years ago