taxes Property Tax Assistance

2019 Confidence Interval Detail

Donley County
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
A 883,913 0.5994 1,474,663 15 68 0.079216890
A 871,928 0.6694 1,302,552 16 34 0.034038824
A 850,720 0.8140 1,045,111 12 18 0.055408648
A 950,520 0.9083 1,046,482 10 13 0.037375942
D2 2,732,179 1.0186 2,682,288 11 83 0.064419737
E 5,942,869 1.0157 5,851,008 21 146 0.044368716
Random Totals: 12,232,129 13,402,104 85 362
CATG D1 EXCEPTION VALUES: 8,428,789 8,118,266
CATG J EXCEPTION VALUES: 872,010 812,953
Total Test Values(2) 21,532,928 22,333,323

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 1,116,666

Confidence Interval Values(5)

Local Test Value: 21,532,928 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 21,216,657 (State Test Value minus Margin of Error Percent)
State Upper Limit: 23,449,989 (State Test Value plus Margin of Error Percent)

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