What is the probability that exactly two of the 20 new microwaves sold will require a warranty repair in the first 90 days?
Question 2
In multiple regression, the constant :
a. is the expected value of the dependent variable Y when all of the independent variables have the value zero
b. is necessary to fit the multiple regression line to set of points
c. must be adjusted for the number of independent variables
d. are all of these options