Author Question: The mean of the probability distribution is also called the: a. median b. standard deviation c. ... (Read 71 times)

pane00 · **on:** Jun 24, 2018

The mean of the probability distribution is also called the:
a. median
b. standard deviation
c. variance
d. expected value
e. normalized point

Question 2

If a categorical variable is to be included in a multiple regression, a dummy variable for each category of the variable should be used, but the original categorical variables should not be sued.
a. True
b. False
Indicate whether the statement is true or false