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Hello, I am confused on this one. Please help. The dummy variable part sound wield.


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DATA

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Q-6 .png

A national homebuilder builds single—family homes and mndominium—styte townhouws. The accompanying dataset provides information on the selling price, lot costI
and type of home for closings during one month. Complete parts a through c. a Click the icon to View the house sales data.
a. Develop a multiple regression model for sales price as a function of lot cost and type of home without any interaction term. Create a dummy variable named "Townhouse", where it is equal to 1 when Type = “Townhouse" and 0 otherwise Determine the tun-efficients of the regression equation. Sales Price = |+{ 3- Lot Cost+( )- Townhouse
(Type integers or decimals round ed to two decimal places as needed} b. What is the predicted sales price for either a single—family home or a townhouse with a lot cost of $31,605? h.1 The predicted wles price for a single—family home is $|:|.
(Round to the nearest cent as needed.) b.2 The predicted price fora townhouse is 5D.
(Round to the nearest cent as needed.)

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Type
Sales Price
Lot Cost
Townhouse
114740
21700
Single Family
138530
26550
Townhouse
149905
25550
Single Family
172000
26200
Townhouse
183916
46025
Townhouse
189390
28000
Single Family
191120
36000
Townhouse
198898
46025
Townhouse
205076
46025
Single Family
207821
40299
Single Family
216205
37500
Townhouse
252800
74400
Single Family
257000
44198
Single Family
270000
44344
Single Family
270500
42099
Single Family
273105
46000
Single Family
279720
45650
Single Family
066967
58000
Single Family
303500
60000
Single Family
309487
46850
Single Family
314898
41768
Single Family
321602
83300
Single Family
326412
63523
Single Family
339374
71449
Single Family
339380
50150
Single Family
340065
55850
Single Family
356117
57219
Single Family
361949
51591
Single Family
434426
58422
Single Family
494820
85122

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A
B
C
D
E
F
G
H
45
46
Regression Analysis
47
48
R2 0.733
49
Adjusted R2 0.713
n 30
50
R 0.856
k 2
51
Std. Error 46814.526
Dep. Var. Sales Price
52
53 ANOVA table
54
Source
SS
MS
F
-value
55...

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