taxes Property Tax

School and Appraisal Districts Property Value Study 2012 Report

2012 Confidence Interval Detail
169/Montague
169-906/Goldburg ISD

Category Summary

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

Stratum
Variance
A 1,881,470 0.9799 1,920,063 9 66 .006149194
A 1,674,180 0.8257 2,027,589 8 31 .007349659
A 1,944,160 0.7480 2,599,144 7 22 .003247075
A 1,710,390 0.9833 1,739,439 4 6 .024660098
D3 22,153,190 0.9206 24,063,861 15 1,252 .108011133
G1 5,904,060 1.0722 5,506,491 7 23 .019200045
G1 6,172,350 0.9998 6,173,585 5 10 .012580124
G1 5,136,790 0.9653 5,321,444 3 5 .034403913
G1 5,432,300 0.9980 5,443,186 2 3 .000099075
Random Totals: 52,008,890   54,794,802 60 1,418  
Catg J Exception Values: 1,537,970   1,623,800      
Catg D1 Exception Values: 5,111,970   4,925,142      
Total Test Values (4): 58,658,830   61,343,744      

Margin of Error

Margin of Error Percent: 6.8315230
Margin of Error Value: 4,190,712

Confidence Interval Values (5)

State Lower Limit: 57,153,032 (State Test Value minus Margin of Error Percent)
Local Test Value: 58,658,830 (Within Confidence Interval)
State Upper Limit: 65,534,456 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 76,216,146 (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