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2006 Confidence Interval Detail
143/Lavaca
143-904/Vysehrad ISD

Category Summary

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

Stratum
Variance
A 858,205 0.9086 944,536 5 21 .005406918
A 813,466 0.9054 898,460 5 13 .007022109
A 890,891 1.0061 885,490 4 11 .004786565
A 728,292 0.9635 755,882 3 6 .008240134
D3 21,752,400 1.0938 19,886,999 20 1,025 .028085283
G1 31,340,631 1.0217 30,674,984 20 40 .019705183
Random Totals: 56,383,885   54,046,351 57 1,116  
Catg D1 Exception Values: 1,814,530   1,795,670      
Total Test Values (4): 58,198,415   55,842,021      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 2,792,101

Confidence Interval Values (5)

State Lower Limit: 53,049,920 (State Test Value minus Margin of Error Percent)
Local Test Value: 58,198,415 (Within Confidence Interval)
State Upper Limit: 58,634,122 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 61,545,866 (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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