taxes Property Tax

School and Appraisal Districts Property Value Study 2015 Report

2015 Confidence Interval Detail
003/Angelina
003-906/Zavalla ISD

Category Summary

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

Stratum
Variance
A 18,518,703 1.0553 17,548,283 7 636 .087906485
A 18,988,650 0.9923 19,135,997 8 309 .004866445
A 20,073,450 0.9460 21,219,292 7 208 .009761382
A 19,816,390 0.9265 21,388,440 7 104 .002978640
C1 1,609,356 0.9514 1,691,566 7 692 .023754643
C1 1,598,291 0.9560 1,671,853 7 311 .003875040
C1 1,590,300 1.0804 1,471,955 7 138 .054191574
C1 1,584,159 1.1183 1,416,578 7 49 .117169957
E 21,718,170 0.9543 22,758,221 10 341 .016462897
Random Totals: 105,497,469   108,302,185 67 2,788  
Catg D1 Exception Values: 8,782,874   9,507,954      
Total Test Values (4): 114,280,343   117,810,139      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 5,890,506

Confidence Interval Values (5)

State Lower Limit: 111,919,633 (State Test Value minus Margin of Error Percent)
Local Test Value: 114,280,343 (Within Confidence Interval)
State Upper Limit: 123,700,645 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 101,499,952 (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