taxes Property Tax

School and Appraisal Districts Property Value Study 2012 Report

2012 Confidence Interval Detail
020/Brazoria
020-904/Danbury ISD

Category Summary

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

Stratum
Variance
A 22,351,338 1.0223 21,863,776 10 295 .014050951
A 23,990,500 0.9151 26,216,261 10 220 .011352587
A 28,034,820 0.9910 28,289,425 11 188 .004459791
A 27,859,540 1.0336 26,953,889 9 112 .023672655
D3 33,680,894 0.9790 34,403,365 15 1,015 .045227407
F1 2,337,810 1.0174 2,297,828 6 16 .024592627
F1 2,632,810 0.9376 2,808,031 4 8 .006423473
F1 6,064,470 0.8862 6,843,230 2 6 .020747332
L1 1,942,690 1.1098 1,750,487 7 23 .005484620
L1 4,653,710 0.8955 5,196,773 4 10 .035443371
Random Totals: 153,548,582   156,623,065 78 1,893  
Catg J Exception Values: 4,510,390   4,901,318      
Catg D1 Exception Values: 4,426,962   3,975,757      
Catg F1 Exception Values: 7,369,180   7,116,823      
Catg L1 Exception Values: 5,901,290   4,226,194      
Total Test Values (4): 175,756,404   176,843,157      

Margin of Error

Margin of Error Percent: 5.0000001
Margin of Error Value: 8,842,158

Confidence Interval Values (5)

State Lower Limit: 168,000,999 (State Test Value minus Margin of Error Percent)
Local Test Value: 175,756,404 (Within Confidence Interval)
State Upper Limit: 185,685,315 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 206,025,669 (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