taxes Property Tax Assistance

2016 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 1,140,282,020 0.9540 1,195,264,172 75 3,789 .025539889
A 1,140,264,911 0.9403 1,212,660,758 74 2,116 .012408963
A 1,138,558,275 0.9766 1,165,838,905 51 1,306 .013605631
A 1,138,663,156 0.9956 1,143,695,416 15 620 .003434666
B 81,917,624 1.0081 81,259,423 9 119 .002393144
B 153,549,437 1.0355 148,285,309 4 10 .001420396
B 102,840,000 1.0197 100,853,192 2 3 .002374642
F1 319,086,889 0.9765 326,765,887 11 235 .000805485
F1 283,178,173 0.9838 287,841,200 8 39 .000370869
F1 301,164,501 0.9929 303,318,059 7 19 .000231351
F1 515,566,384 0.9920 519,724,177 5 16 .000085216
L1 65,439,152 0.9864 66,341,395 10 428 .029302969
L1 64,664,510 0.9423 68,624,122 10 85 .048871459
L1 57,340,460 0.9691 59,168,775 7 19 .008717454
L1 93,325,760 1.0447 89,332,593 4 9 .004164039
Random Totals: 6,595,841,252   6,768,973,383 292 8,813  
Catg B Exception Values: 79,000,000   74,227,249      
Catg L1 Exception Values: 215,423,240   206,806,310      
Total Test Values (4): 6,890,264,492   7,050,006,942      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 352,500,347

Confidence Interval Values (5)

State Lower Limit: 6,697,506,595 (State Test Value minus Margin of Error Percent)
Local Test Value: 6,890,264,492 (Within Confidence Interval)
State Upper Limit: 7,402,507,289 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 6,476,546,388 (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