Stat Analysis eviation to describe this variable’s dispersion? Why? Create a histogram for the “Sales/SqFt” variable. Is the distribution symmetric? If not

Stat Analysis eviation to describe this variable’s dispersion? Why?
Create a histogram for the “Sales/SqFt” variable. Is the distribution symmetric? If not, what is the skew? Are there any outliers? If so, which one(s)? What is the “SqFt” area of the outlier(s)? Is the outlier(s) smaller or larger than the average restaurant in the database? What can you conclude from this observation?
What measure of central tendency is more appropriate to describe “Sales/SqFt”? Why? ChartDataSheet_

This worksheet contains values required for MegaStat charts.

Residuals X data 3/19/2007 7:49.25

66 18 45177 34.4 31

69 16 51888 41.2 20

67 10 51379 40.3 24

70 4 66081 35.4 29

78 0 50999 31.5 18

62 28 41562 36.3 30

70 28 44196 35.1 14

84 29 50975 37.6 33

68 22 72808 34.9 28

60 42 79070 34.8 29

80 36 78497 36.2 39

64 32 41245 32.2 23

80 22 33003 30.9 22

88 78 90988 37.7 37

42 35 37950 34.3 24

68 32 45206 32.4 17

80 48 79312 32.1 37

84 32 37345 31.4 22

35 27 46226 30.4 36

84 24 70024 33.9 34

78 16 54982 35.6 26

80 39 54932 35.9 20

70 70 34097 33.6 20

76 33 46593 37.9 26

56 12 51893 40.6 21

65 32 88162 37.7 37

62 0 89016 36.4 34

66 20 114353 40.9 34

76 24 75366 35 30

92 36 48163 26.4 16

112 34 49956 37.1 28

66 15 45990 30.3 36

70 28 45723 31.3 18

60 15 43800 29.6 36

86 10 68711 32.9 18

76 0 65150 40.7 24

68 16 39329 29.3 22

64 0 63657 37.3 29

52 36 67099 39.8 25

78 26 75151 33.9 28

64 28 93876 35 40

82 32 79701 35 39

86 30 77115 35.9 30

92 16 52766 33 17

72 10 32929 30.9 22

90 24 87863 38.5 29

64 20 73752 40.5 19

80 20 85366 32.1 29

102 30 39180 34.8 18

70 26 56077 38 19

62 26 77449 37 34

68 20 56822 34.7 25

74 24 80470 36.4 30

84 14 55584 36.8 21

70 32 78001 32.2 30

96 32 75307 34.8 30

70 22 76375 36.7 28

76 32 61857 33.8 31

62 28 61312 34.2 16

92 23 72040 39 31

60 20 92414 34.9 40

54 15 92602 39.3 33

110 23 59599 35.6 28

78 0 72453 36 23

72 31 67925 41.1 16

74 29 42631 24.7 25

94 0 75652 40.5 25

80 16 39650 32.9 18

124 0 48033 30.3 15

46 20 67403 36.2 19

66 0 80597 32.4 27

63 28 60928 43.5 21

72 15 73762 41.6 29

76 24 64225 31.4 15

NormalPlot data 3/19/2007 7:49.03

-259.9497306439 -2.3669115357

-188.5900144767 -2.0061237235

-178.1863109741 -1.8007082352

-165.2888689211 -1.6514108613

-156.2930386781 -1.5318456091

-147.1995334043 -1.4308738679

-145.0204151759 -1.3426905457

-132.7962270775 -1.2638662791

-132.5838765031 -1.1921973902

-127.8657575015 -1.1261791757

-124.4916500844 -1.0647357757

-123.016384493 -1.0070695657

-118.431306853 -0.952571595

-110.8440652315 -0.9007655189

-110.1477551652 -0.8512709934

-109.3430277914 -0.8037789242

-105.1097263145 -0.7580342264

-104.7616892077 -0.7138235056

-100.1917272772 -0.6709660579

-96.9455399284 -0.6293071641

-78.5222407532 -0.588713006

-66.833182556 -0.5490667518

-63.9367962151 -0.5102654979

-54.9666697606 -0.4722178495

-49.5089341383 -0.4348419815

-43.817663257 -0.3980640685

-30.5622414309 -0.3618169976

-29.7056802184 -0.3260393031

-28.8211160258 -0.2906742745

-21.3829190469 -0.2556692022

-20.8096302471 -0.220974732

-18.0336858908 -0.1865443062

-16.4732294274 -0.152333674

-15.5268611118 -0.1183004556

-12.5832024808 -0.0844037498

-11.5991899485 -0.0506037738

-10.6416197419 -0.0168615273

-6.4663288735 0.0168615273

6.6082090726 0.0506037738

10.1026389027 0.0844037498

10.1556691582 0.1183004556

11.5424324103 0.152333674

13.4792557233 0.1865443062

15.0213966843 0.220974732

18.9663798116 0.2556692022

19.2122025279 0.2906742745

19.5938287738 0.3260393031

19.7419844304 0.3618169976

23.7470781354 0.3980640685

25.1736217387 0.4348419815

28.9194386872 0.4722178495

38.4697564504 0.5102654979

50.9831788417 0.5490667518

53.0357068283 0.588713006

61.102903906 0.6293071641

63.1204953548 0.6709660579

63.8380153718 0.7138235056

71.0833539728 0.7580342264

71.3281648375 0.8037789242

75.1828858929 0.8512709934

75.2802525469 0.9007655189

81.3206554357 0.952571595

81.6351025536 1.0070695657

105.576464442 1.0647357757

115.0253844293 1.1261791757

122.2233804168 1.1921973902

150.1178490106 1.2638662791

180.3934285167 1.3426905457

196.2671375845 1.4308738679

205.7993140008 1.5318456091

234.8563337617 1.6514108613

289.7338930992 1.8007082352

336.0904495556 2.0061237235

372.5195939607 2.3669115357

Residuals X data 3/19/2007 8:01.41

66 18 45177 34.4 31

69 16 51888 41.2 20

67 10 51379 40.3 24

70 4 66081 35.4 29

78 0 50999 31.5 18

62 28 41562 36.3 30

70 28 44196 35.1 14

84 29 50975 37.6 33

68 22 72808 34.9 28

60 42 79070 34.8 29

80 36 78497 36.2 39

64 32 41245 32.2 23

80 22 33003 30.9 22

88 78 90988 37.7 37

42 35 37950 34.3 24

68 32 45206 32.4 17

80 48 79312 32.1 37

84 32 37345 31.4 22

35 27 46226 30.4 36

84 24 70024 33.9 34

78 16 54982 35.6 26

80 39 54932 35.9 20

70 70 34097 33.6 20

76 33 46593 37.9 26

56 12 51893 40.6 21

65 32 88162 37.7 37

62 0 89016 36.4 34

66 20 114353 40.9 34

76 24 75366 35 30

92 36 48163 26.4 16

112 34 49956 37.1 28

66 15 45990 30.3 36

70 28 45723 31.3 18

60 15 43800 29.6 36

86 10 68711 32.9 18

76 0 65150 40.7 24

68 16 39329 29.3 22

64 0 63657 37.3 29

52 36 67099 39.8 25

78 26 75151 33.9 28

64 28 93876 35 40

82 32 79701 35 39

86 30 77115 35.9 30

92 16 52766 33 17

72 10 32929 30.9 22

90 24 87863 38.5 29

64 20 73752 40.5 19

80 20 85366 32.1 29

102 30 39180 34.8 18

70 26 56077 38 19

62 26 77449 37 34

68 20 56822 34.7 25

74 24 80470 36.4 30

84 14 55584 36.8 21

70 32 78001 32.2 30

96 32 75307 34.8 30

70 22 76375 36.7 28

76 32 61857 33.8 31

62 28 61312 34.2 16

92 23 72040 39 31

60 20 92414 34.9 40

54 15 92602 39.3 33

110 23 59599 35.6 28

78 0 72453 36 23

72 31 67925 41.1 16

74 29 42631 24.7 25

94 0 75652 40.5 25

80 16 39650 32.9 18

124 0 48033 30.3 15

46 20 67403 36.2 19

66 0 80597 32.4 27

63 28 60928 43.5 21

72 15 73762 41.6 29

76 24 64225 31.4 15

NormalPlot data 3/19/2007 8:01.03

-259.9497306439 -2.3669115357

-188.5900144767 -2.0061237235

-178.1863109741 -1.8007082352

-165.2888689211 -1.6514108613

-156.2930386781 -1.5318456091

-147.1995334043 -1.4308738679

-145.0204151759 -1.3426905457

-132.7962270775 -1.2638662791

-132.5838765031 -1.1921973902

-127.8657575015 -1.1261791757

-124.4916500844 -1.0647357757

-123.016384493 -1.0070695657

-118.431306853 -0.952571595

-110.8440652315 -0.9007655189

-110.1477551652 -0.8512709934

-109.3430277914 -0.8037789242

-105.1097263145 -0.7580342264

-104.7616892077 -0.7138235056

-100.1917272772 -0.6709660579

-96.9455399284 -0.6293071641

-78.5222407532 -0.588713006

-66.833182556 -0.5490667518

-63.9367962151 -0.5102654979

-54.9666697606 -0.4722178495

-49.5089341383 -0.4348419815

-43.817663257 -0.3980640685

-30.5622414309 -0.3618169976

-29.7056802184 -0.3260393031

-28.8211160258 -0.2906742745

-21.3829190469 -0.2556692022

-20.8096302471 -0.220974732

-18.0336858908 -0.1865443062

-16.4732294274 -0.152333674

-15.5268611118 -0.1183004556

-12.5832024808 -0.0844037498

-11.5991899485 -0.0506037738

-10.6416197419 -0.0168615273

-6.4663288735 0.0168615273

6.6082090726 0.0506037738

10.1026389027 0.0844037498

10.1556691582 0.1183004556

11.5424324103 0.152333674

13.4792557233 0.1865443062

15.0213966843 0.220974732

18.9663798116 0.2556692022

19.2122025279 0.2906742745

19.5938287738 0.3260393031

19.7419844304 0.3618169976

23.7470781354 0.3980640685

25.1736217387 0.4348419815

28.9194386872 0.4722178495

38.4697564504 0.5102654979

50.9831788417 0.5490667518

53.0357068283 0.588713006

61.102903906 0.6293071641

63.1204953548 0.6709660579

63.8380153718 0.7138235056

71.0833539728 0.7580342264

71.3281648375 0.8037789242

75.1828858929 0.8512709934

75.2802525469 0.9007655189

81.3206554357 0.952571595

81.6351025536 1.0070695657

105.576464442 1.0647357757

115.0253844293 1.1261791757

122.2233804168 1.1921973902

150.1178490106 1.2638662791

180.3934285167 1.3426905457

196.2671375845 1.4308738679

205.7993140008 1.5318456091

234.8563337617 1.6514108613

289.7338930992 1.8007082352

336.0904495556 2.0061237235

372.5195939607 2.3669115357

Data

Pastas R Us, Inc. Database (n = 74 restaurants)

Square Feet Per Person Average Spending Sales Growth Over Previous Year (%) Loyalty Card % of Net Sales Annual Sales Per Sq Ft Median HH Income (3 Miles) Median Age (3 Miles) % w/ Bachelor’s Degree (3 Miles)

Obs SqFt Sales/Person SalesGrowth% LoyaltyCard% Sales/SqFt MedIncome MedAge BachDeg%

1 2354 6.81 -8.31 2.07 701.97 45177 34.4 31

2 2604 7.57 -4.01 2.54 209.93 51888 41.2 20

3 2453 6.89 -3.94 1.66 364.92 51379 40.3 24

4 2340 7.13 -3.39 2.06 443.04 66081 35.4 29

5 2500 7.04 -3.30 2.48 399.20 50999 31.5 18

6 2806 6.93 -1.94 2.96 264.64 41562 36.3 30

7 2250 7.11 -0.77 2.28 571.59 44196 35.1 14

8 2400 7.13 -0.37 2.34 642.25 50975 37.6 33

9 2709 6.58 -0.25 2.20 461.45 72808 34.9 28

10 1990 6.77 -0.17 2.34 638.82 79070 34.8 29

11 2392 6.66 0.47 2.09 484.38 78497 36.2 39

12 2408 7.03 0.55 2.47 581.09 41245 32.2 23

13 2627 7.03 0.77 2.04 267.71 33003 30.9 22

14 2500 7.00 1.92 2.02 572.84 90988 37.7 37

15 1986 7.38 2.05 2.01 586.48 37950 34.3 24

16 2500 7.18 2.12 2.64 368.73 45206 32.4 17

17 2668 7.35 2.84 2.22 351.47 79312 32.1 37

18 2517 6.95 2.88 2.07 458.24 37345 31.4 22

19 1251 7.02 3.96 1.94 987.12 46226 30.4 36

20 2998 6.85 4.04 2.17 357.45 70024 33.9 34

21 2625 7.16 4.05 0.72 405.77 54982 35.6 26

22 2300 6.99 4.05 2.00 680.80 54932 35.9 20

23 2761 7.28 4.24 1.81 368.02 34097 33.6 20

24 2764 7.07 4.58 2.13 303.95 46593 37.9 26

25 2430 7.05 5.09 2.50 393.90 51893 40.6 21

26 2154 6.54 5.14 2.63 562.12 88162 37.7 37

27 2400 6.70 5.48 1.95 494.88 89016 36.4 34

28 2430 6.91 5.86 2.04 310.07 114353 40.9 34

29 2549 7.58 5.91 1.41 373.46 75366 35.0 30

30 2500 7.03 5.98 2.05 235.81 48163 26.4 16

31 3653 6.84 6.08 2.13 413.08 49956 37.1 28

32 2440 6.94 6.08 2.08 625.22 45990 30.3 36

33 2600 7.07 6.13 2.73 274.30 45723 31.3 18

34 2160 7.00 6.27 1.95 542.62 43800 29.6 36

35 2800 7.08 6.57 2.04 178.56 68711 32.9 18

36 2757 6.75 6.90 1.62 375.33 65150 40.7 24

37 2450 6.81 6.94 1.95 329.09 39329 29.3 22

38 2400 7.64 7.12 1.64 297.37 63657 37.3 29

39 2270 6.62 7.39 1.78 323.17 67099 39.8 25

40 2800 6.76 7.67 2.23 468.84 75151 33.9 28

41 2520 7.11 7.91 2.15 352.57 93876 35.0 40

42 2487 7.05 8.08 2.83 380.34 79701 35.0 39

43 2629 6.90 8.27 2.37 398.12 77115 35.9 30

44 3200 7.17 8.54 3.07 312.15 52766 33.0 17

45 2335 6.75 8.58 2.19 452.16 32929 30.9 22

46 2500 7.45 8.72 1.28 698.64 87863 38.5 29

47 2449 7.00 8.75 1.76 367.19 73752 40.5 19

48 2625 6.96 8.79 2.51 431.93 85366 32.1 29

49 3150 7.30 8.90 1.90 367.06 39180 34.8 18

50 2625 6.96 9.12 1.98 400.53 56077 38.0 19

51 2741 6.71 9.47 2.41 414.36 77449 37.0 34

52 2500 6.82 10.17 2.17 481.11 56822 34.7 25

53 2450 6.58 10.66 2.16 538.06 80470 36.4 30

54 2986 7.56 10.97 0.29 330.48 55584 36.8 21

55 2967 6.98 11.34 1.85 249.93 78001 32.2 30

56 3000 7.28 11.45 1.88 291.87 75307 34.8 30

57 2500 6.76 11.51 2.19 517.40 76375 36.7 28

58 2600 6.92 11.73 2.56 551.58 61857 33.8 31

59 2800 6.73 11.83 2.16 386.81 61312 34.2 16

60 2986 6.91 11.95 2.10 427.50 72040 39.0 31

61 2223 6.77 12.47 1.98 453.94 92414 34.9 40

62 2300 7.33 12.80 0.87 512.46 92602 39.3 33

63 3799 7.87 13.78 1.07 345.27 59599 35.6 28

64 2700 6.95 14.09 3.38 234.04 72453 36.0 23

65 2650 7.33 14.23 1.17 348.33 67925 41.1 16

66 2500 6.95 14.60 2.14 348.47 42631 24.7 25

67 2994 7.21 14.88 0.93 294.95 75652 40.5 25

68 2718 7.25 15.42 2.22 361.14 39650 32.9 18

69 3700 7.65 16.18 1.68 467.71 48033 30.3 15

70 2000 6.93 17.23 2.41 403.78 67403 36.2 19

71 2400 6.79 18.43 2.81 245.74 80597 32.4 27

72 2450 7.37 20.76 1.09 339.94 60928 43.5 21

73 2575 6.76 25.54 0.64 400.82 73762 41.6 29

74 2400 7.97 28.81 1.77 326.54 64225 31.4 15

Noodles Database – Page &P of &N Printed &D Doane/Seward

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