In simple linear regression, the plot of residuals versus fitted ...

[Themember4]

In simple linear regression, the plot of residuals versus fitted values y should:
 a. be free of any patterns
  b. appear as a random scatter of points about 0 on the vertical axis
  c. approximately have the same vertical spread for all values y
  d. all of these
  e. none of these

Question 2

In simple linear regression, the plot of residuals versus fitted values 3 can be used to check for:
 a. normality
  b. a constant variance independent of x
  c. independence
  d. all of these
  e. none of these

[SeanoH09]

Answer to Question 1

D

Answer to Question 2

B

[Themember4]

Excellent

[mochi09]

Gracias!