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2008 Confidence Interval Detail
085/Garza
085-903/Southland ISD

Category Summary

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

Stratum
Variance
D3 3,258,790 0.7785 4,185,986 12 392 .017533610
G1 13,694,592 1.0246 13,365,793 14 24 .025502519
G1 16,053,519 0.9846 16,304,610 6 7 .011327894
Random Totals: 33,006,901   33,856,389 32 423  
Catg J Exception Values: 3,511,399   3,597,341      
Catg D1 Exception Values: 5,011,410   6,379,100      
Catg G1 Exception Values: 22,762,042   23,164,040      
Total Test Values (4): 64,291,752   66,996,870      

Margin of Error

Margin of Error Percent: 5.0000007
Margin of Error Value: 3,349,844

Confidence Interval Values (5)

State Lower Limit: 63,647,026 (State Test Value minus Margin of Error Percent)
Local Test Value: 64,291,752 (Within Confidence Interval)
State Upper Limit: 70,346,714 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 68,326,592 (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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