taxes Property Tax Assistance

2021 Confidence Interval Detail

Terry County
223-904/Wellman-Union CISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
E 19,559,429 0.7188 27,211,226 10 340 0.021326948
G1 10,812,850 0.9679 11,171,454 8 32 0.000463788
Random Totals: 30,372,279 38,382,680 18 372
CATG D1 EXCEPTION VALUES: 29,952,214 26,816,689
CATG G1 EXCEPTION VALUES: 11,881,862 9,163,961
CATG J EXCEPTION VALUES: 4,413,532 5,191,677
Total Test Values 76,619,887 79,555,007

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 3,977,750

Confidence Interval Values(5)

Local Test Value: 76,619,887 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 75,577,257 (State Test Value minus Margin of Error Percent)
State Upper Limit: 83,532,757 (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