Calculate the correlation coefficient for the following orde
Calculate the correlation coefficient for the following ordered pairs.
r = _____ (round to three decimal places)
| x | 7 | 5 | 3 | 2 | 
| y | 3 | 8 | 9 | 9 | 
Solution
Using technology, we get the correlation,              
               
 r =    -0.902828973 = -0.903 [ANSWER]          
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You can use the =CORREL function in case you are using Excel, or the 2-VarStats function if you have ati-84.

