Regression Lecture 3 Quiz (Questions with Verified Answers) University of Illinois, Chicago IDS 371
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Course
IDS 371
Institution
IDS 371
Question 1
To interpret the slope of multiple explanatory variables after removing
the affect of scale we use
Selected Answer: Standardized coefficients
Answers: Unstandardized coefficients
Standardized coefficients
The pvalue
Question 2
In the example, why did it appear that high school ...
question 1 to interpret the slope of multiple explanatory variables after removing the affect of scale we use selected answer standa
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Question 1 10 out of 10 points
To interpret the slope of multiple explanatory variables after removing
the affect of scale we use
Selected Answer: Standardized coefficients
Answers: Unstandardized coefficients
Standardized coefficients
The pvalue
Question 2 10 out of 10 points
In the example, why did it appear that high school english had greater
impact on GPA for freshman computer science students vs. SATM
Selected Answer: Both answers are correct
Answers: The scale for high school english was much smaller
The scale for SATM was much larger
Both answers are correct
Question 3 10 out of 10 points
If we have a regression with multiple explanatory variables
Selected
Answer: There are separate tests for the individual explanatory variables
and one global test for the overall regression model
Answers: The hypothesis test for any of the individual explanatory
variables is the same as the test for the overall model
There are separate tests for the individual explanatory variables
and one global test for the overall regression model
Question 4 10 out of 10 points
In regression notation, what does p stand for?
Selected Answer: Number of explanatory variables
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