Use technology to compute r, the correlation coefficient.The test scores of 6 randomly picked students and the number of hours they prepared are as follows: 
A. -.2241
B. .2015
C. .6039
D. -.6781
Answer: C
Mathematics
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Solve the inequality and draw a number line graph of the solution.
< - 
A. x < - 
-  |
B. x >
 |
C. x > -
-  |
D. x >
 |
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Evaluate the exponential expression.36
A. 36 B. 5 C. 18 D. 729
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Graph the equation by plotting points.y = 
A. 
B. 
C. 
D. 
Mathematics
Find the graph of the rational function.
A. 
B. 
C. 
D. 
E. none of these
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