taxes Property Tax

School and Appraisal Districts Property Value Study 2014 Report

2014 Confidence Interval Detail
022/Brewster
022-901/Alpine ISD

Category Summary

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

Stratum
Variance
A 60,452,837 0.7570 79,858,437 15 956 .137812857
A 70,147,134 0.8189 85,660,195 16 619 .041696215
A 72,284,827 0.8998 80,334,327 19 426 .046620561
A 101,871,306 0.9834 103,590,915 19 401 .011940213
E 39,137,871 0.7860 49,793,729 23 6,252 .174957267
F1 13,271,554 0.8223 16,139,552 13 126 .225022212
F1 16,639,240 0.9806 16,968,427 10 57 .032052601
F1 17,542,836 0.9057 19,369,367 7 18 .006115018
F1 11,974,481 0.8476 14,127,514 3 4 .042299063
Random Totals: 403,322,086   465,842,463 125 8,859  
Catg D1 Exception Values: 17,903,161   15,203,583      
Total Test Values (4): 421,225,247   481,046,046      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 24,052,302

Confidence Interval Values (5)

Local Test Value: 421,225,247 (Outside Confidence Interval)
State Lower Limit: 456,993,744 (State Test Value minus Margin of Error Percent)
State Upper Limit: 505,098,348 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 446,579,534 (See ISD Summary Worksheet)

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, D3, F1, G1, G2, or L1 marked as exception properties
(5) Unstudied categories and sub-categories were not included in the Confidence Interval Values
(6) Includes local value of unstudied property categories and sub-categories