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Author Question: In simple linear regression, the plot of residuals versus fitted values should: (Read 70 times)

cyc028

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Question 1

In simple linear regression, the plot of residuals versus fitted values can be used to check for:

normality.


independence.


a constant variance independent ofx.


All of the above.



Question 2

In simple linear regression, the plot of residuals versus fitted values should:

be free of any patterns.


appear to be a random scatter of points about 0 on the vertical axis.


have approximately the same spread for all fitted values.


All of the above.



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Marked as best answer by cyc028 on Feb 26, 2023

xinyifff

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cyc028

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Reply 2 on: Feb 26, 2023
Wow, this really help


shailee

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

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