taxes Property Tax Assistance

2016 Confidence Interval Detail

039/Clay
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 4,288,150 1.0406 4,120,844 9 45 .034636634
E 5,252,450 1.0388 5,056,267 11 78 .005912875
G1 174,370 1.0100 172,644 5 11 .016340810
Random Totals: 9,714,970   9,349,755 25 134  
Catg J Exception Values: 1,744,090   1,918,553      
Catg D1 Exception Values: 1,331,660   1,187,360      
Catg G1 Exception Values: 101,240   100,013      
Total Test Values (4): 12,891,960   12,555,681      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 627,784

Confidence Interval Values (5)

State Lower Limit: 11,927,897 (State Test Value minus Margin of Error Percent)
Local Test Value: 12,891,960 (Within Confidence Interval)
State Upper Limit: 13,183,465 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 11,769,238 (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