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 0.8648 155,255,097 13 1,070 0.035375807
A 3 152,242,297 0.9061 168,019,310 18 668 0.021741700
A 4 148,206,409 0.9846 150,524,486 16 462 0.014567252
A 5 184,742,288 0.9473 195,019,833 17 357 0.025980621
E 0 146,913,576 0.9024 162,803,165 28 6,253 0.616110879
F1 2 29,286,709 0.8831 33,163,525 10 157 0.060429391
F1 3 31,821,611 1.0506 30,288,988 9 66 0.012055919
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: 881,479,147 948,963,386 122 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 1,036,514,212

Margin of Error

Margin of Error Percent: 5.2709078
Margin of Error Value: 54,633,708

Confidence Interval Values(5)

Local Test Value: 964,733,518 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 981,880,504 (State Test Value minus Margin of Error Percent)
State Upper Limit: 1,091,147,920 (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