Use the following
Data were collected on the age (in years) and price (in thousands of dollars) of a random sample of 25 used Hyundai Elantras. A scatterplot of the data (with regression line) and computer output from a regression analysis are provided.
Use three decimal places when reporting the results from any calculations, unless otherwise specified.
The regression equation is Price = 15.3 - 1.71 Age

S = 1.37179 R-Sq = 88.9% R-Sq(adj) = 88.4%
Predicted Values for New Observations

-Based on the available information, what is the correlation between age and price (in thousands of dollars) of used Hyundai Elantras?
A) 0.943
B) -0.943
C) 9.43
D) -9.43

Question

Use the following 
Data were collected on the age (in years) and price (in thousands of dollars) of a random sample of 25 used Hyundai Elantras. A scatterplot of the data (with regression line) and computer output from a regression analysis are provided.
Use three decimal places when reporting the results from any calculations, unless otherwise specified.
The regression equation is Price = 15.3 - 1.71 Age
  
S = 1.37179 R-Sq = 88.9% R-Sq(adj) = 88.4%
Predicted Values for New Observations

-Based on the available information, what is the correlation between age and price (in thousands of dollars) of used Hyundai Elantras?
A) 0.943 
B) -0.943 
C) 9.43 
D) -9.43

Quizplus · Accepted Answer

The correlation between age and price of used cars is typically negative, as older cars tend to have lower prices.

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