Which characteristics appear to be statistically significant in explaining the variation in prices, that is, appear to have more of an impact that what we would expect fr

Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
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Author:HOUGHTON MIFFLIN HARCOURT
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Chapter11: Data Analysis And Displays
Section11.1: Measures Of Center And Variation
Problem 3E
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Which characteristics appear to be statistically significant in explaining the variation in prices, that is, appear to have more of an impact that what we would expect from simply random chance?

Observation
House Age Square Feet
Bedrooms
Brick
Lot size
Price
1
33
1812
2
10872
$405,000
2
32
1914
3
1
9570
$469,800
3
32
1842
12894
$419,850
4
33
1812
9060
$409,500
32
1836
3
1
11016
$458,550
6.
33
2028
3
1
14196
$488,250
7
32
1732
2
12124
$394,200
33
1850
3
1
9250
$432,000
9
32
1791
10746
$401,400
10
33
1666
2
8330
$397,800
11
32
1852
4
1
11112
$504,000
12
32
1620
1
11340
$483,500
13
32
1692
3
8460
$437,500
14
32
2372
4
1
14232
$570,000
15
32
2372
1
14232
$566,000
16
33
1666
9996
$437,500
17
32
2123
4
1
14861
$580,500
18
32
1620
8100
$473,500
19
32
1731
3
8655
$432,000
20
32
1666
3
9996
$435,500
21
28
1520
10640
$417,000
22
27
1484
7420
$399,000
23
28
1588
2
7940
$407,500
24
28
1598
3
7990
$435,500
25
28
1484
3
10388
$413,000
26
33
1484
7420
$394,000
27
28
1520
10640
$438,000
28
27
1701
3
11907
$471,000
29
28
1484
8904
$410,000
30
28
1468
3
7340
$440,500
31
28
1520
10640
$440,500
32
27
1520
9120
$443,000
33
34
1484
2
8904
$383,000
34
28
1520
3
9120
$422,000
35
27
1668
3
8340
$454,500
36
28
1588
11116
$405,000
37
28
1784
10704
$456,500
38
27
1484
2
8904
$406,500
39
27
1520
4
1
9120
$503,500
40
28
1520
9120
$436,000
41
27
1684
3
1
11788
$483,500
42
27
1581
4
1
9486
$603,500
Transcribed Image Text:Observation House Age Square Feet Bedrooms Brick Lot size Price 1 33 1812 2 10872 $405,000 2 32 1914 3 1 9570 $469,800 3 32 1842 12894 $419,850 4 33 1812 9060 $409,500 32 1836 3 1 11016 $458,550 6. 33 2028 3 1 14196 $488,250 7 32 1732 2 12124 $394,200 33 1850 3 1 9250 $432,000 9 32 1791 10746 $401,400 10 33 1666 2 8330 $397,800 11 32 1852 4 1 11112 $504,000 12 32 1620 1 11340 $483,500 13 32 1692 3 8460 $437,500 14 32 2372 4 1 14232 $570,000 15 32 2372 1 14232 $566,000 16 33 1666 9996 $437,500 17 32 2123 4 1 14861 $580,500 18 32 1620 8100 $473,500 19 32 1731 3 8655 $432,000 20 32 1666 3 9996 $435,500 21 28 1520 10640 $417,000 22 27 1484 7420 $399,000 23 28 1588 2 7940 $407,500 24 28 1598 3 7990 $435,500 25 28 1484 3 10388 $413,000 26 33 1484 7420 $394,000 27 28 1520 10640 $438,000 28 27 1701 3 11907 $471,000 29 28 1484 8904 $410,000 30 28 1468 3 7340 $440,500 31 28 1520 10640 $440,500 32 27 1520 9120 $443,000 33 34 1484 2 8904 $383,000 34 28 1520 3 9120 $422,000 35 27 1668 3 8340 $454,500 36 28 1588 11116 $405,000 37 28 1784 10704 $456,500 38 27 1484 2 8904 $406,500 39 27 1520 4 1 9120 $503,500 40 28 1520 9120 $436,000 41 27 1684 3 1 11788 $483,500 42 27 1581 4 1 9486 $603,500
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