a)    Write the regressed equation and interpret it. b)    Construct a confidence interval for the slope at 95% confidence level.  c)    Test whether the slope is less than 0.35 at 90% confidence level.

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
icon
Related questions
Question

The output table below represents the results of the estimation of household expenditures (Y) and income (X) in thousand dollars. Considering the results, answer the following questions.

 

Dependent Variable: Y

 

 

Method: Least Squares

 

 

Date: 01/07/16   Time: 11:22

 

 

Sample: 2000 2015

 

 

Included observations: 16

 

 

 

       

 

 

 

 

 

Variable

Coefficient

Std. Error

t-Statistic

Prob.  

 

       

C

-0.241942

2.452237

-0.098662

0.9228

X

0.363176

0.013890

26.14674

0.0000

 

       

R-squared

0.979933

    Mean dependent var

55.43750

Adjusted R-squared

0.978499

    S.D. dependent var

33.17221

S.E. of regression

4.864079

    Akaike info criterion

6.118100

Sum squared resid

331.2297

    Schwarz criterion

6.214674

Log likelihood

-46.94480

    Hannan-Quinn criter.

6.123046

F-statistic

683.6522

    Durbin-Watson stat

0.632113

Prob(F-statistic)

0.000000

 

 

 



       


a)    Write the regressed equation and interpret it.

b)    Construct a confidence interval for the slope at 95% confidence level. 

c)    Test whether the slope is less than 0.35 at 90% confidence level. 

Expert Solution
steps

Step by step

Solved in 2 steps with 8 images

Blurred answer
Knowledge Booster
Numerical Differentiation
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, statistics and related others by exploring similar questions and additional content below.
Similar questions
Recommended textbooks for you
MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc
Probability and Statistics for Engineering and th…
Probability and Statistics for Engineering and th…
Statistics
ISBN:
9781305251809
Author:
Jay L. Devore
Publisher:
Cengage Learning
Statistics for The Behavioral Sciences (MindTap C…
Statistics for The Behavioral Sciences (MindTap C…
Statistics
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning
Elementary Statistics: Picturing the World (7th E…
Elementary Statistics: Picturing the World (7th E…
Statistics
ISBN:
9780134683416
Author:
Ron Larson, Betsy Farber
Publisher:
PEARSON
The Basic Practice of Statistics
The Basic Practice of Statistics
Statistics
ISBN:
9781319042578
Author:
David S. Moore, William I. Notz, Michael A. Fligner
Publisher:
W. H. Freeman
Introduction to the Practice of Statistics
Introduction to the Practice of Statistics
Statistics
ISBN:
9781319013387
Author:
David S. Moore, George P. McCabe, Bruce A. Craig
Publisher:
W. H. Freeman