Author Question: The number of accidents that occur annually on a busy stretch of highway is an example of: a. a ... (Read 216 times)

Coya19@aol.com · **on:** Jun 24, 2018

The number of accidents that occur annually on a busy stretch of highway is an example of:
a. a discrete random variable.
b. a continuous random variable.
c. expected value of a discrete random variable.
d. expected value of a continuous random variable.

Question 2

The weighted average of the possible values that a random variable X can assume, where the weights are the probabilities of occurrence of those values, is referred to as the:
a. variance. c. expected value.
b. standard deviation. d. None of these choices.