taxes Property Tax Assistance

2024 Confidence Interval Detail

Brewster County
022-901/Alpine ISD

Category Summary

(1)
Category 		(1)
Stratum
Number 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 2 134,264,608 0.8606 156,012,791 15 1,070 0.029377397
A 3 152,242,297 0.9076 167,741,623 17 668 0.023082014
A 4 148,206,409 0.9786 151,447,383 17 462 0.014353330
A 5 184,742,288 0.9317 198,285,165 17 357 0.030591667
E 0 146,913,576 0.9024 162,803,165 28 6,253 0.616110879
F1 2 29,286,709 0.8474 34,560,667 10 157 0.045835026
F1 3 31,821,611 0.9891 32,172,289 9 66 0.010426327
F1 4 27,639,697 0.9790 28,232,581 7 18 0.000956760
F1 5 26,361,952 1.0275 25,656,401 4 6 0.003430591
Random Totals: 881,479,147 956,912,065 124 9,057
CATG D1 EXCEPTION VALUES: 18,329,662 19,303,162
CATG J EXCEPTION VALUES: 64,924,709 68,247,664
Total Test Values 964,733,518 1,044,462,891

Margin of Error

Margin of Error Percent: 5.2168199
Margin of Error Value: 54,487,748

Confidence Interval Values(5)

Local Test Value: 964,733,518 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 989,975,143 (State Test Value minus Margin of Error Percent)
State Upper Limit: 1,098,950,639 (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