Linear Correlation Coefficient Quiz

Graphic of six quiz plots

For each of the above graphs, determine if the correlation coefficient is:

a.   r = 1 e.   r = slightly less than -1
b.   r = -1 f.   r = slightly more than -1
c.   r = slightly less than 1 g.   r = approximately 0
d.   r = slightly more than 1 

 

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Last Modified: June 29, 2001