Assume that you had estimated the following quadratic regression model, where income is measured in thousands of dollars: TestScore = 607.3 + 3.85 Income- 0.0423 Income2. If income increased from 1 to 3 (representing an increase from $1,000 to $3,000), then the predicted effect on test scores would be: a. 7.36. b. 3.85-0.0423. C. cannot be calculated because the function is non-linear. d. 2.96. e. cannot be calculated because the standard errors of the regression are not reported. f. None of the above.
Assume that you had estimated the following quadratic regression model, where income is measured in thousands of dollars: TestScore = 607.3 + 3.85 Income- 0.0423 Income2. If income increased from 1 to 3 (representing an increase from $1,000 to $3,000), then the predicted effect on test scores would be: a. 7.36. b. 3.85-0.0423. C. cannot be calculated because the function is non-linear. d. 2.96. e. cannot be calculated because the standard errors of the regression are not reported. f. None of the above.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.6: Regression And Median-fit Lines
Problem 4GP
Related questions
Question
![Assume that you had estimated the following quadratic regression model, where income
is measured in thousands of dollars:
TestScore
= 607.3 + 3.85 Income- 0.0423 Income2. If income increased from 1
to 3 (representing an increase from $1,000 to $3,000), then the predicted effect on test
scores would be:
a.
7.36.
b.
3.85-0.0423.
C.
cannot be calculated because the function is non-linear.
d.
2.96.
e.
cannot be calculated because the standard errors of the regression are not reported.
f.
None of the above.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F1cecaeef-2185-4d64-a3b2-3f78810f9007%2F457a06af-5da0-44c3-9832-0cecff27e0b4%2F4nkl0f_processed.png&w=3840&q=75)
Transcribed Image Text:Assume that you had estimated the following quadratic regression model, where income
is measured in thousands of dollars:
TestScore
= 607.3 + 3.85 Income- 0.0423 Income2. If income increased from 1
to 3 (representing an increase from $1,000 to $3,000), then the predicted effect on test
scores would be:
a.
7.36.
b.
3.85-0.0423.
C.
cannot be calculated because the function is non-linear.
d.
2.96.
e.
cannot be calculated because the standard errors of the regression are not reported.
f.
None of the above.
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