Which of the following table values would be appropriate for a 95 confidence interval for the mean of y from a simple linear regression problem if the sample size is 7?
a. 1.895
b. 2.015
c. 2.365
d. 2.571
e. 1.960
Question 2
The residual is defined as the difference between the:
a. actual value of y and the estimated value of y.
b. actual value of x and the estimated value of x
c. actual value of y and the estimated value of x.
d. actual value of x and the estimated value of y.