taxes Property Tax

School and Appraisal Districts Property Value Study 2014 Report

2014 Confidence Interval Detail
015/Bexar
015-911/East Central ISD

Category Summary

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

Stratum
Variance
A 273,105,694 0.8999 303,484,492 39 3,777 .028474558
A 291,854,119 0.9306 313,619,298 49 2,810 .011227039
A 341,386,933 0.9436 361,792,002 49 2,447 .003336044
A 459,911,347 0.9483 484,985,075 49 2,074 .006093146
E 209,424,469 0.8578 244,141,372 27 2,514 .046010976
F1 66,042,500 0.9237 71,497,781 12 299 .023143664
F1 92,948,239 0.9133 101,771,859 8 142 .027966786
F1 81,278,829 0.9633 84,375,406 8 38 .013698411
F1 80,049,399 0.9754 82,068,279 5 11 .009830322
L1 83,437,836 0.9933 84,000,640 9 160 .000863960
L1 89,005,905 1.0340 86,079,212 7 29 .006457448
L1 91,199,840 0.9740 93,634,333 3 8 .002113787
Random Totals: 2,159,645,110   2,311,449,749 265 14,309  
Catg D1 Exception Values: 7,229,994   8,246,182      
Catg L1 Exception Values: 100,820,420   98,084,464      
Total Test Values (4): 2,267,695,524   2,417,780,395      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 120,889,020

Confidence Interval Values (5)

Local Test Value: 2,267,695,524 (Outside Confidence Interval)
State Lower Limit: 2,296,891,375 (State Test Value minus Margin of Error Percent)
State Upper Limit: 2,538,669,415 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 2,583,912,265 (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