The following table gives the number of parking tickets obtained in a semester and the GPAs of 7 randomly selected drivers. Number of Tickets 2 3 4 5 6 7 8 GPA 5.5 5 4.5 3 2 1.5 1 Step 1 Calculate the coefficient of determination, r2. Round your answer to three decimal places. Step 2 Calculate the correlation coefficient, r. Round answer three decimal places. Step 3 Determine if "r" is significant at the 0.01, 0.05 levels yes or no?

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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The following table gives the number of parking tickets obtained in a semester and the GPAs of 7 randomly selected drivers.

Number of Tickets 2 3 4 5 6 7 8
GPA 5.5 5 4.5 3 2 1.5 1

Step 1

Calculate the coefficient of determination, r2. Round your answer to three decimal places.

Step 2

Calculate the correlation coefficient, r. Round answer three decimal places.

Step 3

Determine if "r" is significant at the 0.01, 0.05 levels yes or no?

 

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