Correlation Practice

Quiz
•
Mathematics
•
12th Grade
•
Hard
Standards-aligned
Anthony Clark
FREE Resource
12 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which graph represents data that has a correlation coefficient close to -1?
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is most likely the correlation coefficient for this data set?
r = -0.20
r = -0.70
r = 0.83
r = 1.00
3.
REORDER QUESTION
1 min • 1 pt
Order the correlation coefficients from STRONGEST linear relationship to WEAKEST
-0.89
0.80
-0.50
0.45
4.
MATH RESPONSE QUESTION
1 min • 1 pt
To convince his students to slow down, Coach Logan tracks the typing speed and the number of errors made from a few of his students. Calculate the correlation coefficient, r, of the data set. Round to THREE decimal places.
Mathematical Equivalence
ON
5.
DROPDOWN QUESTION
1 min • 1 pt
What's true about r and r2?
r2 measures (a)
r measures (b)
how well a function fits the data
linearity
Tags
R vs R^2
6.
MATH RESPONSE QUESTION
1 min • 1 pt
Derrick thinks playing video games results in him doing more work. His roommate thinks otherwise. Calculate the correlation coefficient, r, of the data set. Round to THREE decimal places.
Mathematical Equivalence
ON
7.
MATCH QUESTION
1 min • 1 pt
Match each description with the best possible correlation.
Positive Correlation
The temperature outside and ice cream sales
No Correlation
Total time spent playing video games and the number of cars you own
Negative Correlation
The number of days absent from school and your final grade in a class
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