Shown below is a partial Excel output from a regression
analysis.
ANOVA
df
SS
MS
F
Regression
  60
Residual
Total
19
140
Coefficients
Standard Error
Intercept
10.00
2.00
x1
-2.00
1.50
x2
6.00
2.00
x3
-4.00
1.00
a.
Use the above results and...
50.1K
Verified Solution
Link Copied!
Question
Statistics
Shown below is a partial Excel output from a regressionanalysis.
ANOVA
df
SS
MS
F
Regression
  60
Residual
Total
19
140
Coefficients
Standard Error
Intercept
10.00
2.00
x1
-2.00
1.50
x2
6.00
2.00
x3
-4.00
1.00
a.
Use the above results and write the regression equation. [4Marks]
b.
Compute the coefficient of determination and fully interpret itsmeaning. [4 Marks]
c.
Is the regression model significant? Perform the test at let α =0.05. [4 Marks]
d.
At ï¡ = 0.05, test to see if there is a relation betweenx1 and y. [4 Marks]
e.
At ï¡ = 0.05, test to see if there is a relation betweenx3 and y. [4 Marks]
Answer & Explanation
Solved by verified expert
3.7 Ratings (609 Votes)
using Given outputa Use the above results and write the regression equationy 1000200x1600x2400x3bwe define the coefficient of determination byso here we need to complete the Anova tabledfSSMSFRegression60ResidualTotal19140here we use following information to fill above tabledf for
See Answer
Get Answers to Unlimited Questions
Join us to gain access to millions of questions and expert answers. Enjoy exclusive benefits tailored just for you!
Membership Benefits:
Unlimited Question Access with detailed Answers
Zin AI - 3 Million Words
10 Dall-E 3 Images
20 Plot Generations
Conversation with Dialogue Memory
No Ads, Ever!
Access to Our Best AI Platform: Flex AI - Your personal assistant for all your inquiries!
