# Question: An entrepreneur opened a small hardware store in a strip

An entrepreneur opened a small hardware store in a strip mall. During the first few weeks, business was slow, with the store averaging only one customer every 20 minutes in the morning. Assume that the random arrival of customers is Poisson distributed.

a. What is the probability that at least one hour would elapse between customers?

b. What is the probability those 10 to 30 minutes would elapse between customers?

c. What is the probability that less than five minutes would elapse between customers?

a. What is the probability that at least one hour would elapse between customers?

b. What is the probability those 10 to 30 minutes would elapse between customers?

c. What is the probability that less than five minutes would elapse between customers?

## Answer to relevant Questions

According to an NRF survey conducted by BIG research, the average family spends about $237 on electronics (computers, cell phones, etc.) in back-to-college spending per student. Suppose back-to-college family spending on ...According to The Wirthlin Report, 24% of all workers say that their job is very stressful.If60 workers are randomly selected:a. What is the probability that 17 or more say that their job is very stressful?b. What is the ...The Federal Reserve System publishes data on family income based on its Survey of Consumer Finances. When the head of the household has a college degree, the mean before-tax family income is $85,200. Suppose that 60% of the ...Shown here is a Minitab output. Suppose the data represent the number of sales associates who are working in a department store in any given retail day. Describe the distribution including the mean and standard deviation. ...Give an example of how quota sampling could be used to conduct sampling by a company test marketing a new personal computer.Post your question