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2009 Confidence Interval Detail
003/Angelina
003-904/Huntington ISD

Category Summary

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

Stratum
Variance
A 28,724,723 0.8028 35,780,671 15 718 .206794990
A 30,033,916 0.9039 33,227,034 15 412 .022862367
A 29,650,879 0.9697 30,577,373 16 275 .033762410
A 32,932,171 0.8899 37,006,597 15 182 .058547217
D3 67,221,856 1.0122 66,411,634 20 3,540 .104971121
Random Totals: 188,563,545   203,003,309 81 5,127  
Catg J Exception Values: 9,060,000   8,580,723      
Catg D1 Exception Values: 15,131,082   14,764,714      
Total Test Values (4): 212,754,627   226,348,746      

Margin of Error

Margin of Error Percent: 6.1339629
Margin of Error Value: 13,884,148

Confidence Interval Values (5)

State Lower Limit: 212,464,598 (State Test Value minus Margin of Error Percent)
Local Test Value: 212,754,627 (Within Confidence Interval)
State Upper Limit: 240,232,894 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 192,856,873 (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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