a. Develop an appropriate multiple regression equation using stepwise regression. (Use Excel data analysis and enter number of family members first, then their Income and delete any Insignificant variables. Leave no cells blank - be certain to enter "0" wherever required. R and R² adj are in percent values. Round your answers to 3 decimal places.) Answer is complete but not entirely correct. Step Constant Family Size t-statistic p-value Income t-statistic p-value S R-Sq R-Sq(adj) 1,257.690 530.385 3.866 0.005 442.901 65.087 60.723 2 390.385 345.057 3.145 0.016 15.693 3.214 0.015 300.948 88.548 81.865

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
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I need help answering R-sq

A real estate developer wishes to study the relationship between the size of home a client will purchase (in square feet) and other
variables. Possible Independent variables include the family income, family size, whether there is a senior adult parent living with the
family (1 for yes, 0 for no), and the total years of education beyond high school for the husband and wife. The sample Information is
reported below.
Family Square Feet
1
2
3
4
5
6
7
8
9
10
2,300
2,300
Step
Constant
Family Size
t-statistic
p-value
Income
t-statistic
p-value
3,400
3,360
S
R-Sq
R-Sq(adj)
3,000
2,900
4,100
2,250
4,200
2,800
Income
(0005) Family Size
60.8
68.4
104.5
89.3
72.2
113
125.4
89.6
133
98
1
> Answer is complete but not entirely correct.
1,257.690✔
530.385✔
3.866
0.005
333
2
3
3
4
4
Click here for the Excel Data File
a. Develop an appropriate multiple regression equation using stepwise regression. (Use Excel data analysis and enter number of
family members first, then their Income and delete any Insignificant variables. Leave no cells blank - be certain to enter "0"
wherever required. Rand R2 adj are in percent values. Round your answers to 3 decimal places.)
442.901
65.087
60.723
2
5
3
5
3
2
Senior
Parent
0
1
0
1
0
1
0
0
0
0
390.385✔✔
345.057✔
3.145
0.016
15.693
3.214
0.015
300.948✔✓
88.548 x
81.865✓
Education
4
6
7
0
2
10
6
8
2
6
Transcribed Image Text:A real estate developer wishes to study the relationship between the size of home a client will purchase (in square feet) and other variables. Possible Independent variables include the family income, family size, whether there is a senior adult parent living with the family (1 for yes, 0 for no), and the total years of education beyond high school for the husband and wife. The sample Information is reported below. Family Square Feet 1 2 3 4 5 6 7 8 9 10 2,300 2,300 Step Constant Family Size t-statistic p-value Income t-statistic p-value 3,400 3,360 S R-Sq R-Sq(adj) 3,000 2,900 4,100 2,250 4,200 2,800 Income (0005) Family Size 60.8 68.4 104.5 89.3 72.2 113 125.4 89.6 133 98 1 > Answer is complete but not entirely correct. 1,257.690✔ 530.385✔ 3.866 0.005 333 2 3 3 4 4 Click here for the Excel Data File a. Develop an appropriate multiple regression equation using stepwise regression. (Use Excel data analysis and enter number of family members first, then their Income and delete any Insignificant variables. Leave no cells blank - be certain to enter "0" wherever required. Rand R2 adj are in percent values. Round your answers to 3 decimal places.) 442.901 65.087 60.723 2 5 3 5 3 2 Senior Parent 0 1 0 1 0 1 0 0 0 0 390.385✔✔ 345.057✔ 3.145 0.016 15.693 3.214 0.015 300.948✔✓ 88.548 x 81.865✓ Education 4 6 7 0 2 10 6 8 2 6
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