Strength of Correlation Answers
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A 2-column table with 4 rows. The first column is labeled x with entries 0, 5, 10, 15. The second column is labeled y with entries 15, 10, 5, 0.
A
1B
-1C
5D
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Which best describes the strength of a model with an r-value of 0.29?
A
a weak positive correlationB
a strong positive correlationC
a weak negative correlationD
a strong negative correlation3
Which r-value represents the most moderate correlation?
A
–0.92B
–0.18C
0.56D
0.834
Over five different weeks, Maria tracked how much money she spent on dining out and how much money she saved.Amount Spent on Dining Out ($)Amount Saved That Week ($)20150451106095351307580
A
There is a strong negative relationship.B
There is a strong positive relationship.C
There is a weak positive relationship.D
There is little to no linear relationship.5
A financial advisor studies the relationship between the number of missed credit card payments and a person’s credit score. The scatterplot shows points tightly clustered around a downward-sloping line.
A
–0.91B
–0.18C
0.24D
0.87Did you find these answers helpful?
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