Regression Correlation
Authored by Anthony Clark
Mathematics
12th Grade
CCSS covered
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20 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A
B
C
D
E
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A
B
C
D
E
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A
B
C
D
E
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A
B
C
D
E
5.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
What is the correlation coefficient of the regression line?
0.986
2527
total length (cm) = 1.1forklength (cm) + 4.1
4.1
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Using your graphing calculator determine the line of best fit and the correlation coefficient of the data in the table.
y = 4.6x - 347
r = .942
y = 4.6x - 347
r = .888
y = 4.6x + 347
r = .942
y = 4.6x + 347
r = .888
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
As shown in the table, a person's target heart rate during exercise changes as the person gets older. Find the correlation coefficient (r).
-0.999
-0.664
0.998
1.503
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