In the following data, x is the average number of hours the student spent working on math each week and y is the final grade in a math class. hours/week X 5 5 9 10 11 11 11 12 12 15 Grade y 51 63 60.6 77 80.4 63.4 80.4 67.8 71.8 91 The line of best fit is y = 2.96 x +40.75. What is the predicted value for the final grade when a student spends an average of 10 hours each week on math? Grade = Round to 1 decimal place.

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