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Run a regression analysis on the following data set, where yy is the final grade in a math class and xx is the average number
Run a regression analysis on the following data set, where yy is the final grade in a math class and xx is the average number of hours the student spent working on math each week.
hours/week x | Grade y |
---|---|
5 | 61 |
5 | 58 |
6 | 58.4 |
8 | 56.2 |
11 | 73.4 |
11 | 63.4 |
13 | 81.2 |
15 | 88 |
15 | 81 |
20 | 100 |
State the regression equation y=mx+by=mx+b, with constants accurate to two decimal places. What is the predicted value for the final grade when a student spends an average of 12 hours each week on math? Grade = Round to 1 decimal place.
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