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Descriptive Statistics

Donald Dennis

QNT/561

02/16/2015

Heidi Carty

Descriptive Statistics

One Bedroom House with Excellent Finishing

Central Tendency:	Mean = $ 4075.
Dispersion:	Standard deviation =$ 201.56.
Count:	28 houses
Min/Max:	$3700 and $4500
Confidence Interval:	$3873.44 to $4276.56

From Appendix A&B

Cost of One Bedroom with a Good Finishing

Central Tendency:	Mean = $ 3465.56.
Dispersion:	Standard deviation =$ 102.10.
Count:	45 houses
Min/Max:	$3200 and $3700
Confidence Interval:	$3363.46 to $3567.66

From Appendix A& B

Cost of one bedroom with a fair finishing .

Central Tendency:	Mean = $ 2910.56.
Dispersion:	Standard deviation =$ 404.10.
Count:	52 houses
Min/Max:	$2750 and $3200
Confidence Interval:	$2506.46to $3314.66

. From Appendix A&B

Cost of Two bedroom with excellent finishing

Central Tendency:	Mean = $ 6732.81.
Dispersion:	Standard deviation =$ 237.55.
Count:	50 houses
Min/Max:	$5100 and $5500
Confidence Interval:	$6495.26 to $6970.35

From Appendix A&B

Cost of Two bedroom with good finishing

Central Tendency:	Mean = $ 4961.11.
Dispersion:	Standard deviation =$ 564.99.
Count:	55 houses
Min/Max:	$4700 and $5100
Confidence Interval:	$4396.12 to $5526.1

From Appendix A&B

Cost of Two bedroom with fair finishing

Central Tendency:	Mean = $ 4428.38.
Dispersion:	Standard deviation =$ 162.14.
Count:	20 houses
Min/Max:	$4266.24 and $4590.52
Confidence Interval:	$4266.24 to $4590.52

From Appendix A&B

Cost of Three Bedroom House with Excellent Finishing

Central Tendency:	Mean = $ 7937.4
Dispersion:	Standard deviation =$ 564.81
Count:	24 houses
Min/Max:	$7000 and $8500
Confidence Interval:	$7372.59 to $8502.21

From Appendix A&B

Cost of Three bedroom House with Good Finishing

Central Tendency:	Mean = $ 6788.89
Dispersion:	Standard deviation =$ 193.87
Count:	102 houses
Min/Max:	$6500 and $7500
Confidence Interval:	$6595.02 to $6982.76

From Appendix A&B

Cost of Three Bedroom House with Fair Finishing

Central Tendency:	Mean = $ 6060.35
Dispersion:	Standard deviation =$ 209.33
Count:	29 houses
Min/Max:	$5700 and $6450
Confidence Interval:	$5851.02 to $6268.68

From Appendix A&B

Cost of four Bedroom House with Excellent Finishing

Central Tendency:	Mean = $ 18593.75
Dispersion:	Standard deviation =$ 1851.68
Count:	32houses
Min/Max:	$17000 and $ 21000
Confidence Interval:	$16742.07 to $20445.43

From Appendix A&B

Cost of Four Bedroom House with Good Finishing

Central Tendency:	Mean = $ 14628.18
Dispersion:	Standard deviation =$ 2018.10
Count:	54houses
Min/Max:	$11500 and $ 16500
Confidence Interval:	$12610.08to $16646.28

From Appendix A&B

Cost of Four Bedroom House with Fair Finishing

Central Tendency:	Mean = $ 8793.24
Dispersion:	Standard deviation =$ 1703.40
Count:	39houses
Min/Max:	$7000 and $ 11000
Confidence Interval:	$7089.84 to $10496.64

From Appendix A& B

Descriptive Statistics Interpretation

Cost of One Bedroom with Excellent Finishing

Out of the 500 houses sampled for the study, 28 houses were of type one bedroom house with excellent finishing. It was observed that the houses cost from $3700 to $4500 per month. Their mean cost was $4075; with a standard deviation of ± $201.56. There is 95% degree of agreement that the houses cost between $3873.44 and $4276.56 per month.

Cost of One Bedroom with a Good Finishing

Out of the 500 houses sampled for the study, 45 houses were of type one bedroom house with good finishing. It was observed that the houses cost from $3200 to $3700 per month. Their mean cost was $3465.56; with a standard deviation of ± $102.1. There is 95% degree of agreement that the houses cost between $3363.56 and $3567.66 per month.

Cost of one bedroom with a fair finishing

Out of the 500 houses sampled for the study, 52 houses were of type one bedroom house with good finishing. It was observed that the houses cost from $2750 to $3200 per month. Their mean cost was $2910.56; with a standard deviation of ± $404.1. There is 95% degree of agreement that the houses cost between $2506.46 and $3314.66 per month.

Cost of Two Bedroom House with an Excellent Finishing

Out of the 500 houses sampled for the study, 50 houses were of type two bedroom house with excellent finishing. It was observed that the houses cost from $5100 to $5200 per month. Their mean cost was $6732.81; with a standard deviation of ± $237.55. There is 95% degree of agreement that the houses cost between $3495.26 and $6970.35 per month.

Cost of Two bedroom House with good finishing

Out of the 500 houses sampled for the study, 55 houses were of type two bedroom house with good finishing. It was observed that the houses cost from $4700 to $5100 per month. Their mean cost was $4961.11; with a standard deviation of ± $564.99. There is 95% degree of agreement that the houses cost between $4396.12 and $5526.1 per month.

Cost of Two bedroom with fair finishing

Out of the 500 houses sampled for the study, 20 houses were of type two bedroom house with fair finishing. It was observed that the houses cost from $4700 to $5100 per month. Their mean cost was $4428.38; with a standard deviation of ± $162.14. There is 95% degree of agreement that the houses cost between $4266.24 and $4590.52 per month.

Cost of Three Bedroom House with Excellent Finishing

Out of the 500 houses sampled for the study, 24 houses were of type three bedroom house with excellent finishing. It was observed that the houses cost from $7000 to $8500 per month. Their mean cost was $7937.4; with a standard deviation of ± $564.81. There is 95% degree of agreement that the houses cost between $7372.59 and $8502.21 per month.

Cost of Three bedroom House with Good Finishing

Out of the 500 houses sampled for the study, 102 houses were of type three bedroom house with good finishing. It was observed that the houses cost from $6500 to $7500 per month. Their mean cost was $6788.89; with a standard deviation of ± $193.87. There is 95% degree of agreement that the houses cost between $6595.02 and $6982.76 per month.

Cost of Three Bedroom House with Fair Finishing

Out of the 500 houses sampled for the study, 29 houses were of type three bedroom house with fair finishing. It was observed that the houses cost from $5700 to $6450 per month. Their mean cost was $6060.35; with a standard deviation of ± $209.33. There is 95% degree of agreement that the houses cost between $5851.02 and $6268.68 per month.

Cost of 4 Bedroom House with Excellent Finishing

Out of the 500 houses sampled for the study, 32 houses were of type three bedroom house with fair finishing. It was observed that the houses cost from $17000 to $21000 per month. Their mean cost was $18593.75; with a standard deviation of ± $1851.68. There is 95% degree of agreement that the houses cost between $16742 and $20445.43 per month.

Cost of Four Bedroom House with Good Finishing

Out of the 500 houses sampled for the study, 54 houses were of type three bedroom house with fair finishing. It was observed that the houses cost from $11500 to $16500 per month. Their mean cost was $12628.18; with a standard deviation of ± $2018.10. There is 95% degree of agreement that the houses cost between $12610 and $16646.28 per month.

Cost of Four Bedroom House with Fair Finishing

Out of the 500 houses sampled for the study, 39 houses were of type three bedroom house with fair finishing. It was observed that the houses cost from $7000 to $11000per month. Their mean cost was $8793.24; with a standard deviation of ± $1703.24. There is 95% degree of agreement that the houses cost between $7089.84 and $10496.64 per month.

Appendix A

Raw data used in the analysis

13700

24500

34250

43900

53800

64200

74300

84200

94350

104000

113900

124000

134500

144100

154000

163900

174000

183850

193950

204000

214200

223900

234400

244150

254000

263950

274000

284100

293350

303500

313450

323300

333400

343500

353400

363600

373700

383600

393350

403550

413400

423300

433350

443450

453500

463550

473450

483500

493600

503450

513500

523500

533400

543300

553400

563600

573550

583350

593250

603400

613500

623600

633500

643600

653400

663500

673350

683500

693400

703600

713500

723400

733600

1 bedroom - 742800

753100

762900

773000

782850

792900

803100

813000

823100

83300

843000

852950

862850

872850

882900

893000

903100

913100

922850

932750

942800

952950

963000

973200

983150

992950

1002900

1013000

1023000

1033100

1042900

1052800

1062850

1072800

1083000

1092950

1103850

1112900

1123100

1133000

1142950

1153000

1162950

1173000

1182750

1192800

1203100

1212700

1222800

1232900

1243100

1252700

sample lebelcost of renting per month ($)

1 bedroom -

good

conditiond

house cartegory Csample lebelcost of renting per month ($)

sample lebel

cost of renting per

month ($)

1 bedroom -

excellent

conditiond

group A

house cartegory B

1265500

1275100

1285200

1295300

1305250

1315250

1325300

1335200

1345100

1355200

1365400

1375300

1385400

1395100

1405500

1415250

1425300

1435400

1445500

1455250

1465200

1475250

1485200

1495250

1505250

1515300

1525250

1535200

1545100

1555250

1565100

1575500

1585100

1594700

1604800

1615100

1625000

1634900

1644850

1655000

1664850

1674750

1685000

1694900

1704800

1715000

1724750

1734700

1744800

1754950

1765100

1775000

1784850

1794750

1804850

1815000

1824850

1838950

1844900

1854750

1864900

1875000

1884750

1904800

1914800

1924700

1935000

1945000

1954950

1964800

1974750

1984850

1994950

2005000

2014750

2024700

2035000

2045100

2054950

2064850

2074900

2084800

2095000

2104800

2115000

2124850

2134350

2144750

2154600

2164500

2174650

2184500

2194350

2204400

2214500

2224450

2234350

2244600

2254500

2264650

2274200

2284300

2294250

2304500

2314600

2324250

2334300

2344500

2354600

2364200

2374300

2394500

2404650

2414250

2424500

2434600

2444350

2454450

2464000

2474400

2484300

2494200

2504500

2 bedrooms -

fair conditiond

2 bedrooms -

excellent

conditiond

house

cartegory E

sample lebelcost of renting per month

2 bedrooms -

good

conditiond

house

cartegory F

sample lebelcost of renting per month

house

cartegory D

sample lebel

cost of renting

per month

2518500

2528000

2538500

2547500

2557000

2568000

2577500

2588500

2597500

2609000

2617500

2627000

2638000

2648500

2657500

2668500

2678000

2687500

2698500

2707500

2718500

2727000

2738500

2748000

2756500

2767500

2776500

2786500

2797500

2806500

2816750

2826800

2836900

2846750

2856800

2867000

2876500

2886800

2896700

2907000

2916950

2926800

2937000

2946600

2956500

2966800

2977000

2986750

2996850

3006800

3016750

3026950

3037000

3046500

3056700

3066500

3076600

3086750

3096800

3106950

3116700

3126850

3136900

3146750

3156650

3166750

3176800

3186900

3197000

3206800

3216500

3226800

3236850

3246950

3256750

3266850

3276950

3286800

3296850

3306950

3316600

3326850

3336750

3346850

3356750

3366500

3376600

3386850

3396500

3406750

3416850

3426900

3436850

3446950

3456750

3466600

3476200

3485800

3496300

3506400

3515800

3525900

3535850

3546200

3556300

3566350

3575950

3586000

3595850

3606100

3616250

3626000

3636000

3646400

3656100

3666450

3676150

3686000

3695800

3705700

3715900

3726000

3735850

3756000

3756150

3 bedrooms -

good

conditiond

house

cartegory I

sample numbercost of renting per month

3 bedrooms -

fair conditiond

house

cartegory G

sample number

cost of renting per

month

house

cartegory H

sample numbercost of renting per month

3 bedrooms -

excellent

conditiond

37619500

37719000

37818000

38917500

38018000

38119000

38210000

38319500

38419000

38518000

38620000

38718500

38819500

38920000

39021000

39119000

39218500

39320000

39418000

39517500

39619500

39720000

39820000

39921000

40018000

40119000

40219500

40318000

40418500

40517500

40617000

40717500

40811500

40913000

41016500

41117000

41216000

41315000

41415500

41514500

41613500

41714500

41811500

41916500

42013000

42114000

42215000

42313000

42416000

42515000

42615000

42716000

42814500

42914000

43015000

43113500

43211500

43316000

43414000

43513500

43615000

43714500

43816500

43915000

44014000

44113000

44211500

44316500

44415000

44514500

44615000

44713500

44815000

44914500

45013500

45115000

45213500

45314500

45413500

45514000

45615000

45716000

45813500

45914500

46013550

46114500

46226000

4 bedrooms -

fair conditiond4639000

4648500

4659550

46710000

46810000

4698000

4708000

4719000

4729500

47310000

4747500

4758000

4767000

4771000

4789800

4799500

48011000

4817500

4829500

48310000

4849500

4858500

48610500

4877500

4888000

4897000

4908500

4917500

4929500

49310000

4947500

49510000

49610000

49711000

49810000

4999500

5008500

4 bedrooms -

excellent

conditiond

sample numbercost of renting per month

house cartegory

J

sample number

cost of

renting per

house cartegory

K

sample number

cost of

renting per

14bedrooms -

good conditiond

house cartegory

L

Appendix B

Charts and Tables

	average cost of renting per month
house category	1 bedroom	2 bedroom	3 bedrooms	4 bedrooms
excellent finish	4075	6732.81	7937.5	18593.75
good finish	3645.56	4877.78	6788.89	14628.2
fair finish	2910.56	4428.38	6060.35	8793.24

	std deviation
house category	1 bedroom	2 bedroom	3 bedrooms	4 bedrooms
excellent finish	201.56	237.56	564.81	1851.68
good finish	102.1	564.99	193.87	2018.1
fair finish	404.1	162.14	209.33	1703.42

Appendix C

Bar Graph

Appendix D

Pie Charts

Appendix E

Scatter Diagram