In the least squares regression line y = 3 - 2x, the predicted ...

[V@ndy87]

In the least squares regression line y = 3 - 2x, the predicted value of y equals:
 a. 1.0 when x = -1.0
  b. 2.0 when x = 1.0
  c. 2.0 when x = -1.0
  d. 1.0 when x = 1.0
  e. 1.0 when x = 2.0

Question 2

If a simple linear regression model has no y-intercept, then:
 a. all values of x are zero
  b. all values of y are zero
  c. when y = 0 so does x
  d. when x = 0 so does y
  e. none of these

[aidanmbrowne]

Answer to Question 1

D

Answer to Question 2

D