Use the following scenario to answer the next 3 questions. A volunteer ambulance service handles 0 to

Question:

Use the following scenario to answer the next 3 questions.

A volunteer ambulance service handles 0 to 5 service calls on any given day. The probability distribution for the number of service calls is as follows.

a. what is the expected number of service calls?
b. What is the variance in the number of service calls?
c. What is the standarddeviation?

Distribution
The word "distribution" has several meanings in the financial world, most of them pertaining to the payment of assets from a fund, account, or individual security to an investor or beneficiary. Retirement account distributions are among the most...