Homes
The table shows the asking price (in thousands of dollars) and area (square feet) of 30 homes in a town in Texas.
(Source: Yahoo Real Estate, accessed via StatCrunch. Owner: Webster West)
Price
|
Sqft
|
2400
|
4918
|
680
|
3645
|
570
|
1900
|
400
|
3123
|
320
|
2365
|
280
|
3361
|
260
|
2383
|
229
|
3770
|
215
|
2979
|
200
|
2088
|
183
|
2343
|
170
|
2526
|
145
|
1812
|
100
|
2432
|
168
|
2988
|
499
|
3486
|
492
|
3400
|
475
|
3517
|
460
|
4398
|
375
|
2835
|
360
|
3131
|
323
|
2561
|
288
|
2450
|
285
|
2667
|
281
|
2797
|
225
|
2474
|
225
|
2565
|
176
|
1978
|
165
|
1504
|
160
|
1496
|
a. Do a complete analysis of the data (with square feet as the independent variable), including the graph, equation, interpretation of slope and intercept, and coefficient of determination.
b. Remove the high-end outlier and do another complete analysis.
c. Explain the changes from part a to part b.