taxes Property Tax

School and Appraisal Districts Property Value Study 2012 Report

2012 Confidence Interval Detail
107/Henderson
107-902/Brownsboro ISD

Category Summary

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

Stratum
Variance
A 129,031,680 0.9712 132,857,990 11 2,265 .047753622
A 121,467,530 0.9583 126,753,136 14 1,020 .004820436
A 122,148,720 0.9766 125,075,486 14 709 .009309220
A 124,448,500 0.9715 128,099,331 12 406 .013456605
D3 132,159,200 0.9098 145,261,816 15 3,296 .026938876
G1 9,082,603 1.0159 8,940,450 8 26 .068793698
Random Totals: 638,338,233   666,988,209 74 7,722  
Catg D1 Exception Values: 8,951,210   9,591,265      
Catg G1 Exception Values: 37,371,029   39,107,712      
Total Test Values (4): 684,660,472   715,687,186      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 35,784,359

Confidence Interval Values (5)

State Lower Limit: 679,902,827 (State Test Value minus Margin of Error Percent)
Local Test Value: 684,660,472 (Within Confidence Interval)
State Upper Limit: 751,471,545 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 645,076,262 (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