taxes Property Tax

School and Appraisal Districts Property Value Study 2012 Report

2012 Confidence Interval Detail
169/Montague
169-910/Forestburg ISD

Category Summary

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

Stratum
Variance
A 1,846,590 0.9397 1,965,085 9 46 .030048345
A 1,647,600 1.0090 1,632,904 7 23 .015872498
A 2,067,570 0.9277 2,228,705 6 18 .043638403
A 1,904,180 0.9678 1,967,535 4 9 .004348595
D3 45,116,750 0.9668 46,666,063 20 1,720 .100693574
G1 37,737,130 0.9791 38,542,672 8 46 .013527355
G1 37,596,120 1.0139 37,080,698 7 22 .006839929
G1 36,613,709 1.0101 36,247,608 7 14 .004036872
G1 37,201,812 1.0144 36,673,711 5 9 .011738501
Random Totals: 201,731,461   203,004,981 73 1,907  
Catg J Exception Values: 1,049,230   1,032,283      
Catg D1 Exception Values: 4,944,170   4,698,852      
Total Test Values (4): 207,724,861   208,736,116      

Margin of Error

Margin of Error Percent: 5.0000001
Margin of Error Value: 10,436,806

Confidence Interval Values (5)

State Lower Limit: 198,299,310 (State Test Value minus Margin of Error Percent)
Local Test Value: 207,724,861 (Within Confidence Interval)
State Upper Limit: 219,172,922 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 308,219,855 (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