If the time it takes for a customer to be served at a fast-food chain business is thought to be uniformly distributed between 3 and 8 minutes, then the probability that the time it takes for a randomly selected customer to be served will be less than 5 minutes is 0.40.

Question

Quizplus · Accepted Answer

In a uniform distribution, the probability is calculated as the length of the interval of interest divided by the total length of the distribution. Here, the interval of interest is 3 to 5 minutes, and the total interval is 3 to 8 minutes. The probability is (5-3)/(8-3) = 2/5 = 0.40.

If the Time It Takes for a Customer to Be