The median selling price of small houses in Paarl from 2000 to 2004 are shown in the table below. Let Y denote the median sales price and x the year (replace the year values with integers 1 to 5). YEAR Median Sales Price (XR10 000) 2000 27.6 2001 32.5 2002 35.9 2003 39.3 2004 44.2 Year Y XY x? y? 2000 1 27.6 27.6 761.8 1 056.3 1 288.8 2001 32.5 65.0 2002 3 35.9 107.7 9 2003 4 39.3 157.2 16 1544.5 2004 44.2 221.0 25 1953.6 15 179.5 578.5 55 6 605.0 3.1 Fit the model Y = Bo + B1x + ɛ 3.2 What would you conclude from the results in 3.1? 3.3 Construct a 95% prediction interval for the median sale price in 2005. Interpret your answer 3.4 Calculate the correlation coefficient and interpret the value 3.5 Calculate the coefficient of determination and interpret the value 14 2.

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
3. QUESTION
The median selling price of small houses in Paarl from 2000 to 2004 are shown in the table below. Let Y denote
the median sales price and x the year (replace the year values with integers 1 to 5).
YEAR
Median Sales Price
(XR10 000)
2000
27.6
2001
32.5
2002
35.9
2003
39.3
2004
44.2
Year
Y
XY
x
y?
2000
1
27.6
27.6
1
761.8
2001
32.5
65.0
4
1 056.3
2002
3
35.9
107.7
9.
1 288.8
2003
4
39.3
157.2
16
1544.5
2004
44.2
221.0
25
1953.6
15
179.5
578.5
55
6 605.0
3.1
Fit the modelY = Bo + B,x+ɛ
3.2
What would you conclude from the results in 3.1?
3.3
Construct a 95% prediction interval for the median sale price in 2005. Interpret your answer
3.4
Calculate the correlation coefficient and interpret the value
3.5
Calculate the coefficient of determination and interpret the value
Transcribed Image Text:3. QUESTION The median selling price of small houses in Paarl from 2000 to 2004 are shown in the table below. Let Y denote the median sales price and x the year (replace the year values with integers 1 to 5). YEAR Median Sales Price (XR10 000) 2000 27.6 2001 32.5 2002 35.9 2003 39.3 2004 44.2 Year Y XY x y? 2000 1 27.6 27.6 1 761.8 2001 32.5 65.0 4 1 056.3 2002 3 35.9 107.7 9. 1 288.8 2003 4 39.3 157.2 16 1544.5 2004 44.2 221.0 25 1953.6 15 179.5 578.5 55 6 605.0 3.1 Fit the modelY = Bo + B,x+ɛ 3.2 What would you conclude from the results in 3.1? 3.3 Construct a 95% prediction interval for the median sale price in 2005. Interpret your answer 3.4 Calculate the correlation coefficient and interpret the value 3.5 Calculate the coefficient of determination and interpret the value
Expert Solution
Step 1

Note- As per our policy we can answer only the first 3 sub-parts of a question. If you want solutions for other parts also, then you have to make a separate request.

Given data and calculation is shown below

Statistics homework question answer, step 1, image 1

steps

Step by step

Solved in 3 steps with 3 images

Blurred answer
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