Use the following information for following questions
The scatterplot shows the relationship between a vehicle's age (in years) and its current value (in
dollars). The coefﬁcient of determination was found to be 98.74%.
-Calculate the value of the correlation coefﬁcient between a car's age and its current value.
A)r = 0.9937
B)r = 0.9874
C)r =−0.9937
D)r =−0.9874

Question

Use the following information for following questions 
The scatterplot shows the relationship between a vehicle's age (in years) and its current value (in
dollars). The coefﬁcient of determination was found to be 98.74%. 
-Calculate the value of the correlation coefﬁcient between a car's age and its current value.
A)r = 0.9937 
B)r = 0.9874 
C)r =−0.9937 
D)r =−0.9874

Quizplus · Accepted Answer

The correlation coefficient between a car's age and its current value is typically negative, indicating that as the age of a car increases, its value tends to decrease. Therefore, the correct answer is C) r =−0.9937, which shows a strong negative correlation.

Use the Following Information for Following Questions