taxes Property Tax

School and Appraisal Districts Property Value Study 2015 Report

2015 Confidence Interval Detail
044/Collingsworth
065-902/Hedley ISD

Category Summary

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

Stratum
Variance
D2 457,400 1.0055 454,898 10 32 .060385710
E 1,157,910 0.7760 1,492,152 12 34 .070725950
Random Totals: 1,615,310   1,947,050 22 66  
Catg D1 Exception Values: 6,448,450   6,115,910      
Total Test Values (4): 8,063,760   8,062,960      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 403,148

Confidence Interval Values (5)

State Lower Limit: 7,659,812 (State Test Value minus Margin of Error Percent)
Local Test Value: 8,063,760 (Within Confidence Interval)
State Upper Limit: 8,466,108 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 8,677,473 (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