Question
For the data below, the formula for the best-fit line is y' = a + bx where a is the y-intercept and b is the
For the data below, the formula for the best-fit line is y' = a + bx where a is the y-intercept and b is the slope. Find the equation of the best-fit line for the data (do NOT round intermediate values), and use the equation to predict the test grade for someone who studies 2.5 hours for the test. Round final answer to two decimal places.
Hours Test Grade
0 27
1 50
2 50
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Linear Algebra and Its Applications
Authors: David C. Lay
4th edition
321791541, 978-0321388834, 978-0321791542
