taxes Property Tax

School and Appraisal Districts Property Value Study 2014 Report

2014 Confidence Interval Detail
015/Bexar
015-901/Alamo Heights ISD

Category Summary

(1)
Category
(1)
Local
Value
(1)
Stratum
Ratio
(1)
State
Value
(2)
Sample
Size
(3)
Total
Parcels

Stratum
Variance
A 927,515,550 0.9018 1,028,515,802 69 3,702 .016401581
A 948,355,463 0.9325 1,017,003,177 72 2,061 .010716096
A 1,056,180,335 0.9274 1,138,861,694 60 1,442 .012622627
A 1,029,466,330 0.9815 1,048,870,433 20 668 .011558723
B 62,284,753 0.8621 72,247,713 9 136 .018310250
B 59,896,393 0.8743 68,507,827 4 13 .012759079
B 89,200,981 0.9253 96,402,227 2 4 .000827341
F1 267,311,045 0.9914 269,629,862 15 265 .001913081
F1 335,858,531 0.9630 348,762,753 13 51 .016825547
F1 238,913,478 1.0073 237,182,049 8 15 .002141878
F1 226,289,034 0.9873 229,199,872 5 9 .006288768
L1 56,909,813 1.0396 54,742,029 10 412 .010322859
L1 68,994,587 1.0001 68,987,688 9 99 .001957055
L1 71,391,490 0.9780 72,997,434 6 21 .004620343
L1 38,116,250 1.0051 37,922,843 4 4 .004436009
Random Totals: 5,476,684,033   5,789,833,403 306 8,902  
Catg B Exception Values: 108,690,000   100,647,323      
Catg L1 Exception Values: 149,169,750   141,495,625      
Total Test Values (4): 5,734,543,783   6,031,976,351      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 301,598,818

Confidence Interval Values (5)

State Lower Limit: 5,730,377,533 (State Test Value minus Margin of Error Percent)
Local Test Value: 5,734,543,783 (Within Confidence Interval)
State Upper Limit: 6,333,575,169 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 5,477,660,891 (See ISD Summary Worksheet)

Sources:
(1) See Stratified Category Worksheet Reports PTS236, PTS430
(2) Number of parcels sampled by staff
(3) Total Category Parcels from Stratification Report, Appraisal Roll, or Self-report
(4) Includes any parcels in A, B, C, D3, F1, G1, G2, or L1 marked as exception properties
(5) Unstudied categories and sub-categories were not included in the Confidence Interval Values
(6) Includes local value of unstudied property categories and sub-categories