taxes Property Tax

School and Appraisal Districts Property Value Study 2013 Report

2013 Confidence Interval Detail
247/Wilson
247-903/La Vernia ISD

Category Summary

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

Stratum
Variance
A 145,471,206 0.9406 154,657,884 11 1,286 .043933481
A 146,598,158 0.9719 150,836,668 10 721 .007369272
A 149,122,957 0.9570 155,823,362 10 583 .010418690
A 206,198,673 0.9873 208,851,082 10 615 .020910160
E 90,914,027 1.0035 90,596,938 15 939 .025748221
Random Totals: 738,305,021   760,765,934 56 4,144  
Catg D1 Exception Values: 4,302,322   3,222,942      
Total Test Values (4): 742,607,343   763,988,876      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 38,199,444

Confidence Interval Values (5)

State Lower Limit: 725,789,432 (State Test Value minus Margin of Error Percent)
Local Test Value: 742,607,343 (Within Confidence Interval)
State Upper Limit: 802,188,320 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 765,548,370 (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