taxes Property Tax

School and Appraisal Districts Property Value Study 2012 Report

2012 Confidence Interval Detail
169/Montague
169-908/Montague ISD

Category Summary

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

Stratum
Variance
A 2,237,730 1.0251 2,182,938 8 51 .020966119
A 2,250,450 1.0778 2,088,003 8 31 .014191383
A 2,098,610 0.9609 2,184,005 7 20 .018858614
A 2,384,130 0.9280 2,569,106 6 14 .002713558
D3 15,159,990 0.9837 15,411,192 18 438 .070863024
G1 8,809,198 1.0157 8,673,031 11 41 .046176268
Random Totals: 32,940,108   33,108,275 58 595  
Catg D1 Exception Values: 1,104,599   1,059,311      
Total Test Values (4): 34,044,707   34,167,586      

Margin of Error

Margin of Error Percent: 6.3038431
Margin of Error Value: 2,153,871

Confidence Interval Values (5)

State Lower Limit: 32,013,715 (State Test Value minus Margin of Error Percent)
Local Test Value: 34,044,707 (Within Confidence Interval)
State Upper Limit: 36,321,457 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 35,524,357 (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