taxes Property Tax Assistance

2017 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 781,330 1.0056 776,979 20 31 .021787164
E 1,276,030 1.0148 1,257,420 21 64 .022692390
Random Totals: 2,057,360   2,034,399 41 95  
Catg D1 Exception Values: 6,354,650   7,061,080      
Total Test Values (4): 8,412,010   9,095,479      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 454,773

Confidence Interval Values (5)

Local Test Value: 8,412,010 (Outside Confidence Interval)
State Lower Limit: 8,640,706 (State Test Value minus Margin of Error Percent)
State Upper Limit: 9,550,252 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 8,839,675 (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, D2, E, 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