taxes Property Tax Assistance

2021 Confidence Interval Detail

Brewster County
022-004/Terlingua CSD

Category Summary

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

Stratum
Variance
A 9,812,882 0.8632 11,368,028 15 232 0.059804216
A 9,044,409 1.0116 8,940,697 15 104 0.031043178
A 11,298,081 0.9758 11,578,275 15 86 0.042927525
A 16,829,641 1.0073 16,707,675 15 58 0.096784920
E 31,499,181 0.4901 64,270,926 21 3,191 0.669749099
F1 6,184,260 0.9893 6,251,147 15 41 0.002424076
F1 5,813,665 0.9796 5,934,974 9 16 0.001008803
Random Totals: 90,482,119 125,051,722 105 3,728
CATG D1 EXCEPTION VALUES: 232,386 246,257
CATG F1 EXCEPTION VALUES: 3,718,412 3,838,076
Total Test Values 94,432,917 129,136,055

Margin of Error

Margin of Error Percent: 17.7370091
Margin of Error Value: 22,904,874

Confidence Interval Values(5)

Local Test Value: 94,432,917 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 106,231,181 (State Test Value minus Margin of Error Percent)
State Upper Limit: 152,040,929 (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