gulr real state case
TRANSCRIPT
![Page 1: Gulr real state case](https://reader036.vdocument.in/reader036/viewer/2022082811/558bfb7ad8b42a193c8b46c0/html5/thumbnails/1.jpg)
Gulf Real Estate PropertiesFernando González
Ricardo Siller
Tania Elizabeth
Santiestéban Treviño
![Page 2: Gulr real state case](https://reader036.vdocument.in/reader036/viewer/2022082811/558bfb7ad8b42a193c8b46c0/html5/thumbnails/2.jpg)
Descriptive Statistics (Gulf View Condominiums)
List Price: Gulf View
Sample Size 40
Minimum $169,900
Maximum $975,000
Range $805,100
Median $437,000
Mean $474,007.50
St. Dev. $197,290.03
Sales Price: Gulf View
Sample Size 40
Minimum $165,000
Maximum $975,000
Range $810,000
Median $417,500
Mean $454,222.50
St. Dev. $192,517.75
Days to Sell: Gulf View
Sample Size 40
Minimum 28
Maximum 282
Range 254
Median 96
Mean 106.00
St. Dev. 52.22
![Page 3: Gulr real state case](https://reader036.vdocument.in/reader036/viewer/2022082811/558bfb7ad8b42a193c8b46c0/html5/thumbnails/3.jpg)
Descriptive Statistics (No Gulf View Condominiums)
List Price: No Gulf View
Sample Size 18
Minimum $148,000
Maximum $322,000
Range $174,000
Median $212,500
Mean $212,805.56
St. Dev. $48,945.28
Sales Price: No Gulf View
Sample Size 18
Minimum $135,500
Maximum $292,500
Range $157,000
Median $203,500
Mean $203,188.89
St. Dev. $43,891.72
Days to Sell: No Gulf View
Sample Size 18
Minimum 48
Maximum 338
Range 290
Median 126
Mean 135.00
St. Dev. 76.30
![Page 4: Gulr real state case](https://reader036.vdocument.in/reader036/viewer/2022082811/558bfb7ad8b42a193c8b46c0/html5/thumbnails/4.jpg)
Comparison of the Descriptive Statistics (1/2)
List price:
The Gulf View condos have a higher average listing price than No Gulf View Condos ($474,007.50 vs. $212,805.56).
The Gulf View condos also have a higher median listing price than No Gulf View Condos ($437,000 vs. $212,500).
The data for the Gulf View condos are more variable than the data for the No Gulf View condos (larger range and standard deviation).
![Page 5: Gulr real state case](https://reader036.vdocument.in/reader036/viewer/2022082811/558bfb7ad8b42a193c8b46c0/html5/thumbnails/5.jpg)
Comparison of the Descriptive Statistics (2/2)
Sales Price:
The Gulf View condos have a higher average sales price than No Gulf View Condos ($454,222.50 vs. $203,188.89).
The Gulf View condos also have a higher median sales price than No Gulf View Condos ($417,500 vs. $203,500).
The data for the Gulf View condos are more variable than the data for the No Gulf View condos (larger range and standard deviation).
Conclusions: The Gulf View condos seem to be in higher demand than the No Gulf View condos as evidenced by their higher prices and shorter time to sell.
![Page 6: Gulr real state case](https://reader036.vdocument.in/reader036/viewer/2022082811/558bfb7ad8b42a193c8b46c0/html5/thumbnails/6.jpg)
Confidence Interval. Sales Price (Gulf View Condominiums)
Data:
Sample Size (n) 40
Sample Mean (X-bar) 454.2225
Sample Standard Deviation (S)
192.5177
Confidence level (%) 95%
Alpha (α) 0.05
Degrees of freedom (n-1)
39
Z value (0.9750) 1.96
Interval (Large-Sample, s unknown)
Conclusion: With a 95% confidence we can expect that population mean of sales price (gulf view condominium) is within this range
x zsn
/2
Interval
(392.65, 515.79)
![Page 7: Gulr real state case](https://reader036.vdocument.in/reader036/viewer/2022082811/558bfb7ad8b42a193c8b46c0/html5/thumbnails/7.jpg)
Confidence Interval. Days to sell (Gulf View Condominiums)
Data:
Sample Size (n) 40
Sample Mean (X-bar) 106
Sample Standard Deviation (S)
52.2160
Confidence level (%) 95%
Alpha (α) 0.05
Degrees of freedom (n-1)
39
Z value (0.9750) 1.96
Interval (Large-Sample, s unknown)
Conclusion: With a 95% confidence we can expect that population mean of days to sell (gulf view condominium) is within this range
x zsn
/2
Interval
(89.30, 122.70)
![Page 8: Gulr real state case](https://reader036.vdocument.in/reader036/viewer/2022082811/558bfb7ad8b42a193c8b46c0/html5/thumbnails/8.jpg)
Confidence Interval. Sales Price (No Gulf View Condominiums)
Data:
Interval (Small-Sample, s unknown)
Population is normally distributed and s unknown
Conclusion: With a 95% confidence we can expect that population mean of sales price ( no gulf view condominium) is within this range
Sample Size (n) 18
Sample Mean (X-bar) 203.1888
Sample Standard Deviation (S)
43.8917
Confidence level (%) 95%
Alpha (α) 0.05
Degrees of freedom (n-1)
17
T-value (0.025, 17) 2.110
n
stx 2/
Interval
(181.36, 225.02)
![Page 9: Gulr real state case](https://reader036.vdocument.in/reader036/viewer/2022082811/558bfb7ad8b42a193c8b46c0/html5/thumbnails/9.jpg)
Confidence Interval. Days to sell (No Gulf View Condominium)
Data:
Sample Size (n) 18
Sample Mean (X-bar) 135
Sample Standard Deviation (S)
76.2997
Confidence level (%) 95%
Alpha (α) 0.05
Degrees of freedom (n-1)
17
T-value (0.025, 17) 2.110
Interval (Small-Sample, s unknown)
Population is normally distributed and s unknown
Conclusion: With a 95% confidence we can expect that population mean of days to sell ( no gulf view condominium) is within this range.
n
stx 2/
Interval
(97.06, 172.94)
![Page 10: Gulr real state case](https://reader036.vdocument.in/reader036/viewer/2022082811/558bfb7ad8b42a193c8b46c0/html5/thumbnails/10.jpg)
Sample size. Sales Price (Gulf View
Condominiums)
95% confidence level
Margin of error: $40,000. E=40
Sample Size (n) 40
Sample Mean (X-bar) 454.2225
Sample Standard Deviation (S)
192.5177
Confidence level (%) 95%
Alpha (α) 0.05
Degrees of freedom (n-1)
39
Z value(0.975) 1.96
E zn
/2
nz
E( )/ 2
2 2
2
n size
88.98 = 89
![Page 11: Gulr real state case](https://reader036.vdocument.in/reader036/viewer/2022082811/558bfb7ad8b42a193c8b46c0/html5/thumbnails/11.jpg)
Sample size. Sales Price (No Gulf View Condominiums)
95% confidence level
Margin of error: $15,000. E=15
nz
E( )/ 2
2 2
2
Sample Size (n) 18
Sample Mean (X-bar) 203.1888
Sample Standard Deviation (S)
43.8917
Confidence level (%) 95%
Alpha (α) 0.05
Degrees of freedom (n-1)
17
Z value(0.975) 1.96
E zn
/2
n size
32.89 = 33
![Page 12: Gulr real state case](https://reader036.vdocument.in/reader036/viewer/2022082811/558bfb7ad8b42a193c8b46c0/html5/thumbnails/12.jpg)
Estimation New Gulf View Condominium
A Gulf View condominium sells on average 4.2% below its list price.
The estimated selling price is $589,000 x .958 = $564,262. Using the mean days, it is estimated to sell in about 106 days.
![Page 13: Gulr real state case](https://reader036.vdocument.in/reader036/viewer/2022082811/558bfb7ad8b42a193c8b46c0/html5/thumbnails/13.jpg)
Estimation New No Gulf View Condominium
A No Gulf View condominium sells on average 4.5% below its list price.
The estimated selling price is $285,000 x .955 = $272,175. Using the mean days, it is estimated to sell in about 135 days.
![Page 14: Gulr real state case](https://reader036.vdocument.in/reader036/viewer/2022082811/558bfb7ad8b42a193c8b46c0/html5/thumbnails/14.jpg)
And That’s it! Thank you