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2006 Confidence Interval Detail
107/Henderson
107-907/Trinidad ISD

Category Summary

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

Stratum
Variance
A 2,949,058 1.1347 2,598,976 7 126 .109495075
A 2,942,811 1.1064 2,659,807 8 76 .059751759
A 2,913,299 0.9626 3,026,490 7 51 .004254923
A 2,844,074 1.0316 2,756,954 11 34 .005653395
D3 1,916,750 0.9405 2,038,012 10 160 .001582946
G1 5,463,684 0.8491 6,434,677 15 30 .461039326
Random Totals: 19,029,676   19,514,916 58 477  
Catg J Exception Values: 10,916,360   11,524,555      
Catg D1 Exception Values: 602,060   585,664      
Total Test Values (4): 30,548,096   31,625,135      

Margin of Error

Margin of Error Percent: 5.6400803
Margin of Error Value: 1,783,683

Confidence Interval Values (5)

State Lower Limit: 29,841,452 (State Test Value minus Margin of Error Percent)
Local Test Value: 30,548,096 (Within Confidence Interval)
State Upper Limit: 33,408,818 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 37,793,783 (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

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