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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 0.8928 56,874,675 15 900 .029240966
A 58,261,168 0.8805 66,168,277 16 577 .017723960
A 52,061,394 0.9471 54,969,268 17 344 .010499569
A 62,785,310 0.9523 65,930,180 18 267 .011435193
D3 49,660,741 0.9125 54,422,730 21 1,789 .094614966
F1 5,920,782 0.8750 6,766,608 9 53 .013891540
F1 5,648,402 0.8701 6,491,670 7 20 .035159923
F1 6,752,165 0.8180 8,254,480 4 8 .065085940
Random Totals: 291,867,672   319,877,888 107 3,958  
Catg J Exception Values: 16,632,240   15,529,041      
Catg D1 Exception Values: 12,024,668   10,922,303      
Catg F1 Exception Values: 8,660,295   11,032,511      
Total Test Values (4): 329,184,875   357,361,743      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 17,868,087

Confidence Interval Values (5)

Local Test Value: 329,184,875 (Outside Confidence Interval)
State Lower Limit: 339,493,656 (State Test Value minus Margin of Error Percent)
State Upper Limit: 375,229,830 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 343,302,993 (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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