Please use excel to simulate:

3) Joe Smith is a handyman who owns his own plumbing business. In a typical month, the number of service calls that he gets varies according to the following distribution: 18 Number of Calls Probability 15 16 0.3 0.3 17 0.2 19 0.1 0.1 His revenues per service call are normally distributed with a mean of $100 and a standard deviation of $20. His monthly expenses can range between a minimum of $1000 and a maximum of $1500, where all values between the minimum and maximum occur with equal likelihood. a. Simulate Mr. Smith's average monthly profits for 12 months. b. Run 200 replications of the model using a Data Table