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2009 Confidence Interval Detail
003/Angelina
003-902/Hudson ISD

Category Summary

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

Stratum
Variance
A 50,777,710 0.9181 55,307,385 15 900 .028591368
A 58,261,168 0.8940 65,169,092 14 577 .018432125
A 52,061,394 0.9695 53,699,220 16 344 .003042451
A 62,785,310 0.9479 66,236,217 19 267 .011250029
D3 49,660,741 0.9837 50,483,624 20 1,789 .051434390
F1 5,920,782 0.9094 6,510,647 9 53 .009740426
F1 5,648,402 0.9076 6,223,449 7 20 .023333358
F1 6,752,165 0.9498 7,109,039 4 8 .004342637
Random Totals: 291,867,672   310,738,673 104 3,958  
Catg J Exception Values: 16,632,240   15,496,782      
Catg D1 Exception Values: 12,024,668   10,922,303      
Catg F1 Exception Values: 8,660,295   9,055,584      
Total Test Values (4): 329,184,875   346,213,342      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 17,310,667

Confidence Interval Values (5)

State Lower Limit: 328,902,675 (State Test Value minus Margin of Error Percent)
Local Test Value: 329,184,875 (Within Confidence Interval)
State Upper Limit: 363,524,009 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 320,906,977 (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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