A regression model in which more than one independent variable is used to predict the dependent variable is called _____.
a. a simple linear regression model
b. a multiple regression model
c. an independent model
d. None of the answers is correct.
Question 2
The arrival rate in queuing formulas is expressed as
a. the mean time between arrivals.
b. the minimum number of arrivals per time period.
c. the mean number of arrivals per channel.
d. the mean number of arrivals per time period.