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Author Question: In simple linear regression, the plot of residuals versus fitted values y should: a. be free of any ... (Read 90 times)

Themember4

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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



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SeanoH09

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Answer to Question 1

D

Answer to Question 2

B




Themember4

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Reply 2 on: Jul 24, 2018
Thanks for the timely response, appreciate it


mohan

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Reply 3 on: Yesterday
Excellent

 

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