taxes Property Tax

School and Appraisal Districts Property Value Study 2012 Report

2012 Confidence Interval Detail
154/Madison
154-901/Madisonville CISD

Category Summary

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

Stratum
Variance
A 30,135,467 0.9017 33,420,724 11 741 .032975330
A 29,243,240 1.0400 28,118,500 10 372 .012874644
A 29,153,300 1.0150 28,722,463 10 250 .016850023
A 26,703,940 1.0509 25,410,543 9 128 .009426331
D3 157,044,318 0.9782 160,544,181 15 5,727 .033732947
F1 11,366,160 0.8122 13,994,287 9 130 .050455519
F1 11,189,640 0.9092 12,307,127 8 38 .028317364
F1 10,697,610 0.8214 13,023,630 6 17 .028305403
F1 10,678,850 0.9832 10,861,320 4 6 .016328192
G1 23,086,428 1.0093 22,873,703 7 22 .011541585
G1 28,905,571 0.9975 28,978,016 2 3 .127728403
L1 5,279,630 0.9990 5,284,915 9 108 .013890991
L1 6,087,100 1.0567 5,760,481 7 25 .008790168
L1 4,531,120 1.0190 4,446,634 5 8 .001835336
Random Totals: 384,102,374   393,746,524 112 7,575  
Catg J Exception Values: 5,608,373   6,245,419      
Catg D1 Exception Values: 12,508,352   13,528,244      
Catg G1 Exception Values: 65,511,172   66,006,620      
Catg L1 Exception Values: 4,642,660   4,413,129      
Total Test Values (4): 472,372,931   483,939,936      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 24,196,997

Confidence Interval Values (5)

State Lower Limit: 459,742,939 (State Test Value minus Margin of Error Percent)
Local Test Value: 472,372,931 (Within Confidence Interval)
State Upper Limit: 508,136,933 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 500,057,225 (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