Solve the problem.The paired data below consist of the test scores of 6 randomly selected students and the number of hours they studied for the test. By using linear regression, the following function is obtained: 
where x is number of hours studied and y is score on the test. Use this function to predict the score on the test of a student who studies 14 hours. Round to the nearest tenth.
A. 82.3
B. 77.3
C. 87.3
D. 88.3
Answer: A
Mathematics
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A. -7
B. -15
C. -8
D. -7
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inches long can be cut from a 76 inch piece of yarn? Round answer to the nearest piece of yarn.
A. 97 pieces B. 418 pieces C. 13 pieces D. None of these
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Complete the ordered pair for the equation.y = -7x - 13(0, )
A. (0, -20) B. (0, -13) C. (0, -91) D. (0, -3)
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A. (a) 
; (b) 
B. (a) 
; (b) 
C. (a) 
; (b) 
D. (a) 
; (b) 
Mathematics