You are given the following data, where X₁ (GRE total score) and X₂ (undergraduate GPA) are used to predict Y (graduate GPA): Y X₁ X₂ 3.1 90 2.8 4 145 3.2 3.6 135 2.6 3.3 115 2.7 2.8 3.8 3.6 3.1 3.2 2.7 125 110 3.8 125 3.2 105 3.4 Click here to download this data set: Download CSV Determine the following multiple regression values. Report intercept and slopes for regression equation accurate to 3 decimal places: Intercept: a = Partial slope X₁: b₁: Partial slope X₂: b₂ № Report sum of squares accurate to 3 decimal places: S.Steg S.STotal 95 3 Test the significance of the overall regression model (report F-ratio accurate to 3 decimal places and P- value accurate to 4 decimal places): F-ratio - P-value = Report the variance of the residuals accurate to 3 decimal places: M.Sres = Report the standard error of the partial slope estimate for GRE total along with the test statistic (report answers accurate to 3 decimal places): s(b₁) = t₁ =
You are given the following data, where X₁ (GRE total score) and X₂ (undergraduate GPA) are used to predict Y (graduate GPA): Y X₁ X₂ 3.1 90 2.8 4 145 3.2 3.6 135 2.6 3.3 115 2.7 2.8 3.8 3.6 3.1 3.2 2.7 125 110 3.8 125 3.2 105 3.4 Click here to download this data set: Download CSV Determine the following multiple regression values. Report intercept and slopes for regression equation accurate to 3 decimal places: Intercept: a = Partial slope X₁: b₁: Partial slope X₂: b₂ № Report sum of squares accurate to 3 decimal places: S.Steg S.STotal 95 3 Test the significance of the overall regression model (report F-ratio accurate to 3 decimal places and P- value accurate to 4 decimal places): F-ratio - P-value = Report the variance of the residuals accurate to 3 decimal places: M.Sres = Report the standard error of the partial slope estimate for GRE total along with the test statistic (report answers accurate to 3 decimal places): s(b₁) = t₁ =
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
J 1
![You are given the following data, where X₁ (GRE total score) and X₂ (undergraduate GPA) are used to
predict Y (graduate GPA):
Y
3.1
4
3.6
3.3
3.2
2.7
3.8
3.2
3.4
Click here to download this data set: Download CSV
X₁ X2
90 2.8
145
3.2
135
2.6
115
2.7
125
2.8
110
3.8
125 3.6
105 3.1
95 3
Determine the following multiple regression values.
Report intercept and slopes for regression equation accurate to 3 decimal places:
Intercept: a =
Partial slope X₁: b₁ =
Partial slope X₂: b2 =
Report sum of squares accurate to 3 decimal places:
S.Sreg =
SS-Total =
Test the significance of the overall regression model (report F-ratio accurate to 3 decimal places and P-
value accurate to 4 decimal places):
F-ratio=
P-value=
Report the variance of the residuals accurate to 3 decimal places:
MSres =
Report the standard error of the partial slope estimate for GRE total along with the test statistic (report
answers accurate to 3 decimal places):
s(b₁)
t₁ =](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F47b4ad89-a6fc-4560-953b-15dfd0e93287%2F685c8702-2af4-4544-8619-4f5c3c6b29f4%2Fx366r0r_processed.png&w=3840&q=75)
Transcribed Image Text:You are given the following data, where X₁ (GRE total score) and X₂ (undergraduate GPA) are used to
predict Y (graduate GPA):
Y
3.1
4
3.6
3.3
3.2
2.7
3.8
3.2
3.4
Click here to download this data set: Download CSV
X₁ X2
90 2.8
145
3.2
135
2.6
115
2.7
125
2.8
110
3.8
125 3.6
105 3.1
95 3
Determine the following multiple regression values.
Report intercept and slopes for regression equation accurate to 3 decimal places:
Intercept: a =
Partial slope X₁: b₁ =
Partial slope X₂: b2 =
Report sum of squares accurate to 3 decimal places:
S.Sreg =
SS-Total =
Test the significance of the overall regression model (report F-ratio accurate to 3 decimal places and P-
value accurate to 4 decimal places):
F-ratio=
P-value=
Report the variance of the residuals accurate to 3 decimal places:
MSres =
Report the standard error of the partial slope estimate for GRE total along with the test statistic (report
answers accurate to 3 decimal places):
s(b₁)
t₁ =
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