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 11 hours. Round to the nearest tenth.
A. 83.8
B. 84.1
C. 74.1
D. 79.1
Answer: D
Mathematics
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Solve the formula for the specified variable.P = s1 + s2 + s3 for s3
A. s3 = s1 + s2 - P B. s3 = P - s1 - s2 C. s3 = P + s1 + s2 D. s3 = s1 + P - s2
Mathematics
Provide an appropriate response.Write as an ordinary number: 5.1 × 10-2
A. 0.0051 B. 510 C. 0.051 D. 5,100
Mathematics
Find an equation of the set of all points equidistant from the points A(7,-8,-90 and B(-4,2,-10). Select the correct answer.
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Mathematics
Solve the equation.13.2 = 3.3c
A. 8.9 B. 3 C. 9.9 D. 4
Mathematics