Suppose the ordinary least-squares approach to a regression ...

[Kthamas]

Suppose the ordinary least-squares approach to a regression analysis produced the following: Y = 20 - 39X and R2 = .90 . Which of the following statements is FALSE?
 a. For every unit change in X there is a corresponding negative change in the average value of Y of 39 units.
  b. 90 of the variation in Y is associated with variation in X.
  c. The slope of the line is 20.
  d. The average value of Y given x = 10 is 370.
  e. If X = 0, then Y = 20.

Question 2

Most enterprises need to allocate more resources to customer retention, not to customer acquisition.
 a. True
  b. False
 Indicate whether the statement is true or false

[olderstudent]

Answer to Question 1

c

Answer to Question 2

True

[Kthamas]

Excellent

[debra928]

Gracias!