taxes Property Tax

School and Appraisal Districts Property Value Study 2015 Report

2015 Confidence Interval Detail
022/Brewster
022-004/Terlingua CSD

Category Summary

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

Stratum
Variance
A 6,556,643 0.9812 6,682,270 8 204 .011998225
A 6,694,279 0.9322 7,181,162 9 102 .011745743
A 6,102,597 0.9340 6,533,830 7 57 .035223416
A 7,263,555 1.0645 6,823,443 9 35 .021003895
E 25,301,192 0.7091 35,680,711 10 3,332 .584875516
F1 3,697,087 0.9674 3,821,674 8 34 .007429260
F1 3,088,127 0.9746 3,168,610 5 9 .001018789
F1 4,460,440 0.9783 4,559,379 3 6 .000596092
F1 4,761,074 0.9737 4,889,672 2 4 .000143475
Random Totals: 67,924,994   79,340,751 61 3,783  
Catg D1 Exception Values: 211,818   168,978      
Total Test Values (4): 68,136,812   79,509,729      

Margin of Error

Margin of Error Percent: 21.7858685
Margin of Error Value: 17,321,885

Confidence Interval Values (5)

State Lower Limit: 62,187,844 (State Test Value minus Margin of Error Percent)
Local Test Value: 68,136,812 (Within Confidence Interval)
State Upper Limit: 96,831,614 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 76,121,495 (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