Understanding Correlation Coefficient
Interactive Video
•
Mathematics, Science
•
9th - 12th Grade
•
Practice Problem
•
Easy
Emma Peterson
Used 1+ times
FREE Resource
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8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the correlation coefficient indicate besides the direction of the relationship between two variables?
The strength of the relationship
The units of measurement
The type of variables
The number of variables
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the range of values for the correlation coefficient?
-1 to 1
0 to 1
0 to 100
-1 to 0
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does a correlation coefficient of 1 signify?
Weak positive correlation
No correlation
Perfect inverse proportionality
Strongest possible positive correlation
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the example given, if you are paid $2 for every apple you pick, what would the correlation coefficient be?
0
1
-1
0.5
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does a correlation coefficient of -1 indicate?
Weak inverse correlation
Perfect direct proportionality
No correlation
Strongest possible inverse correlation
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does a correlation coefficient of 0 signify?
No correlation
Perfect direct proportionality
Strongest possible inverse correlation
Weak positive correlation
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which formula is most popular for calculating the correlation coefficient?
Kendall's tau
Spearman's rank correlation
Chi-square test
Pearson correlation coefficient
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