# Question: Delivery trucks arrive independently at the Floorstore Regional distribution center

Delivery trucks arrive independently at the Floorstore Regional distribution center with various consumer items from the company's suppliers. The mean number of trucks arriving per hour is 20. Given that a truck has just arrived answer the following:

a. What is the probability that the next truck will not arrive for at least 5 minutes?

b. What is the probability that the next truck will arrive within the next 2 minutes?

c. What is the probability that the next truck will arrive between 4 and 10 minutes?

a. What is the probability that the next truck will not arrive for at least 5 minutes?

b. What is the probability that the next truck will arrive within the next 2 minutes?

c. What is the probability that the next truck will arrive between 4 and 10 minutes?

**View Solution:**## Answer to relevant Questions

A random variable X is normally distributed with a mean of 100 and a variance of 100 and a random variable Y is normally distributed with a mean of 200 and a variance of 400. The random variables have a correlation ...An investor plans to divide $200,000 between two investments. The first yields a certain profit of 10%, whereas the second yields a profit with expected value 18% and standard deviation 6%. If the investor divides the money ...Shirley Johnson, portfolio manager, has asked you to analyze a newly acquired portfolio to determine its mean value and variability. The portfolio consists of 50 shares of Xylophone Music and 40 shares of Yankee Workshop. ...At the beginning of winter, a homeowner estimates that the probability is 0.4 that his total heating bill for the three winter months will be less than $380. He also estimates that the probability is 0.6 that the total bill ...A video-rental chain estimates that annual expenditures of members on rentals follow a normal distribution with a mean of $100. It was also found that 10% of all members spend more than $130 in a year. What percentage of ...Post your question