6/2/2019 Homework 5: Quiz format for True/False and Multiple Choice: Regression Analysis - ISYE-6414-OAN
Homework 5: Quiz format for True/False and Multiple
Choice
Due Apr 21 at 11:59pm Points 50 Questions 28
Available Apr 3 at 8am - Apr 21 at 11:59pm 19 days Time Limit None
Instructions
Due: Apr. 21, 11:59 PM EST
[Time converter (https://www.timeanddate.com/worldclock/converter.html?
iso=20180528T040000&p1=1440&p2=tz_et) ]
Attempt History
Attempt Time Score Regraded
LATEST Attempt 1 63 minutes 35.75 out of 50 47 out of 50
Score for this quiz: 47 out of 50
Submitted Apr 21 at 5:37pm
This attempt took 63 minutes.
Question 1 pts
All regularized regression approaches can be used for variable selection.
True
Correct! False
https://gatech.instructure.com/courses/33017/quizzes/30705?module_item_id=152358 1/15
, 6/2/2019 Homework 5: Quiz format for True/False and Multiple Choice: Regression Analysis - ISYE-6414-OAN
Question 2 pts
Before performing regularized regression, we need to standardize or rescale
the predicting variables.
orrect Answ er True
ou Answered False
Question 3 pts
The larger the number of predicting variables is, the larger the bias but the
smaller the variance is.
True
Correct! False
Question 4 pts
Variable selection is a simple and solved statistical problem since we can
implement it using the R statistical
software.
True
Correct! False
Question 5 pts
https://gatech.instructure.com/courses/33017/quizzes/30705?module_item_id=152358 2/15
Homework 5: Quiz format for True/False and Multiple
Choice
Due Apr 21 at 11:59pm Points 50 Questions 28
Available Apr 3 at 8am - Apr 21 at 11:59pm 19 days Time Limit None
Instructions
Due: Apr. 21, 11:59 PM EST
[Time converter (https://www.timeanddate.com/worldclock/converter.html?
iso=20180528T040000&p1=1440&p2=tz_et) ]
Attempt History
Attempt Time Score Regraded
LATEST Attempt 1 63 minutes 35.75 out of 50 47 out of 50
Score for this quiz: 47 out of 50
Submitted Apr 21 at 5:37pm
This attempt took 63 minutes.
Question 1 pts
All regularized regression approaches can be used for variable selection.
True
Correct! False
https://gatech.instructure.com/courses/33017/quizzes/30705?module_item_id=152358 1/15
, 6/2/2019 Homework 5: Quiz format for True/False and Multiple Choice: Regression Analysis - ISYE-6414-OAN
Question 2 pts
Before performing regularized regression, we need to standardize or rescale
the predicting variables.
orrect Answ er True
ou Answered False
Question 3 pts
The larger the number of predicting variables is, the larger the bias but the
smaller the variance is.
True
Correct! False
Question 4 pts
Variable selection is a simple and solved statistical problem since we can
implement it using the R statistical
software.
True
Correct! False
Question 5 pts
https://gatech.instructure.com/courses/33017/quizzes/30705?module_item_id=152358 2/15
