Compute Probabilities of Binomial Experiments
-The probability that a house in an urban area will develop a leak is 5%. If 23 houses are randomly selected, what is the probability that none of the houses will develop a leak
A) 0.307
B) 0.050
C) 0.000
D) 0.002

Question

Quizplus · Accepted Answer

The probability that a house will not develop a leak is 95% (100% - 5%). For 23 houses, the probability that none will develop a leak is (0.95)^23 ≈ 0.307.