Compute the least-squares regression line for predicting math proficiency from reading proficiency.
Compute the least-squares regression line for predicting math proficiency from reading proficiency.
Chapter3: Polynomial Functions
Section3.5: Mathematical Modeling And Variation
Problem 2ECP
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Question
The following table presents the percentage of students who tested proficient in reading and the percentage who tested proficient in math for
randomly selected states in the United States. Compute the least-squares regression line for predicting math proficiency from reading proficiency.
5
State | Percent Proficient in Reading |
Percent Proficient in Mathematics |
---|---|---|
|
75
|
70
|
|
71
|
73
|
|
60
|
59
|
|
67
|
64
|
|
66
|
68
|
Send data to Excel
The equation for the least squares regression line is
y
=
y
|
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