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The table shows numbers of books read by students in an English class over a summer and the students’ grades for the following semester.



a) Find the line of best fit. Write in the equation for the line of best fit.

b) Use your equation to predict the grade of a student who reads 15 books. Show all your work.

The table shows numbers of books read by students in an English class over a summer and the students grades for the following semester a Find the line of best f class=

Respuesta :

sqdancefan
The linear regression function of your graphing calculator is handy for this.

a) grade = 1.7207*books +73.35

b) grade for 15 books ≈ 99.2
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