EDCO 735 Quiz 7: Correlation | Questions and Answers | Fall 2025/26 Update | 100% Correct.
Due Oct 5 at 11:59pm
Points 30
Questions 10
Time Limit 45 Minutes
Allowed Attempts Unlimited
This quiz is no longer available as the course has been concluded.
Attempt History
Attempt Time Score
LATEST Attempt 1 24 minutes 30 out of 30
Correct answers are hidden.
Score for this attempt: 30 out of 30
Submitted Aug 20 at 10:13am
This attempt took 24 minutes.
Question 1
pts
A positive correlation can be described as .
X decreases Y decreases X
increases Y decreases X
decreases Y increases
X increases Y varies randomly
Question 2
pts
All of the following problematic patterns of scatterplots can unduly influence the strength or direction of
Pearson's r except:
diagonal from lower left to upper right
curvlinear
X outliers
Y outliers
Due Oct 5 at 11:59pm
Points 30
Questions 10
Time Limit 45 Minutes
Allowed Attempts Unlimited
This quiz is no longer available as the course has been concluded.
Attempt History
Attempt Time Score
LATEST Attempt 1 24 minutes 30 out of 30
Correct answers are hidden.
Score for this attempt: 30 out of 30
Submitted Aug 20 at 10:13am
This attempt took 24 minutes.
Question 1
pts
A positive correlation can be described as .
X decreases Y decreases X
increases Y decreases X
decreases Y increases
X increases Y varies randomly
Question 2
pts
All of the following problematic patterns of scatterplots can unduly influence the strength or direction of
Pearson's r except:
diagonal from lower left to upper right
curvlinear
X outliers
Y outliers
