(Step-by-Step) Does it pay to study for an exam? The number of hours studied, x, is compared to the exam grade received, y X Y 2 80 5 80 1 70 4 90 2 60 Find
Question: Does it pay to study for an exam? The number of hours studied, \(x\), is compared to the exam grade received, \(y\)
| X | Y |
| 2 | 80 |
| 5 | 80 |
| 1 | 70 |
| 4 | 90 |
| 2 | 60 |
- Find the equation for the line of best fit.
- Draw the line of best fit on the scatter diagram of the data drawn in Exercise 3.15 (p. 158).
- Based on what you see in your answers to parts a and b, does it pay to study for an exam?
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