Question

A hazardous waste site will develop small repairable leaks on average of once every 5 years. When the 10th leak occurs, the dumb is considered unusable and will be immediately closed. Assume th occurrence of leaks is a beenoulli sequence.

a. compute the probability that exactly 3 leaks will occur in 10 years.

b. compute the probability of having fewer then 3 leaks in 10 years.

c. when is the first leak expected?

d. what is the expected number of leaks in 10 years?

e. how long is it expected to last?

f. what is the probability that the site will be operational in year 10?

Answer 1