taxes Property Tax

School and Appraisal Districts Property Value Study 2015 Report

2015 Confidence Interval Detail
005/Archer
005-904/Windthorst ISD

Category Summary

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

Stratum
Variance
A 5,853,665 1.0780 5,430,116 8 91 .076647224
A 6,827,060 0.9240 7,388,593 8 62 .008176392
A 5,806,330 0.9776 5,939,372 7 36 .001502024
A 8,763,110 1.0447 8,388,159 7 33 .008541357
E 20,407,310 0.9860 20,697,069 14 238 .063111699
G1 3,176,790 0.9442 3,364,531 7 28 .075654062
Random Totals: 50,834,265   51,207,840 51 488  
Catg D1 Exception Values: 4,855,210   4,272,705      
Catg G1 Exception Values: 1,094,480   1,033,350      
Total Test Values (4): 56,783,955   56,513,895      

Margin of Error

Margin of Error Percent: 5.3815438
Margin of Error Value: 3,041,320

Confidence Interval Values (5)

State Lower Limit: 53,472,575 (State Test Value minus Margin of Error Percent)
Local Test Value: 56,783,955 (Within Confidence Interval)
State Upper Limit: 59,555,215 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 77,794,488 (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