Run a regression analysis on the following data set, where y is the final grade in ar average number of hours the student spent working on math each week.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
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Chapter4: Equations Of Linear Functions
Section4.6: Regression And Median-fit Lines
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Run a regression analysis on the following data set, where y is the final grade in a math class and is the
average number of hours the student spent working on math each week.
hours/week
X
4
5
8
9
11
11
14
15
15
20
Grade
y
43.6
63
65.2
70.6
65.4
74.4
81.6
82
97
100
State the regression equation y=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 13 hours each week on
math?
Grade =
Round to 1 decimal place.
Transcribed Image Text:Run a regression analysis on the following data set, where y is the final grade in a math class and is the average number of hours the student spent working on math each week. hours/week X 4 5 8 9 11 11 14 15 15 20 Grade y 43.6 63 65.2 70.6 65.4 74.4 81.6 82 97 100 State the regression equation y=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 13 hours each week on math? Grade = Round to 1 decimal place.
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