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2008 Confidence Interval Detail
143/Lavaca
143-903/Shiner ISD

Category Summary

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

Stratum
Variance
A 16,224,660 0.9047 17,933,746 9 358 .026733492
A 19,987,060 0.9462 21,123,505 10 272 .012726009
A 21,125,310 0.9516 22,199,779 9 197 .010344666
A 24,230,490 0.9741 24,874,746 10 141 .003747170
D3 47,445,335 1.0992 43,163,514 20 2,188 .009702179
F1 3,406,510 0.8472 4,020,904 6 84 .004746175
F1 2,893,310 0.9851 2,937,072 6 29 .001600564
F1 3,581,350 0.9453 3,788,586 5 18 .002440954
F1 3,312,490 0.9449 3,505,651 3 6 .006209863
Random Totals: 142,206,515   143,547,503 78 3,293  
Catg D1 Exception Values: 4,760,050   5,063,943      
Total Test Values (4): 146,966,565   148,611,446      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 7,430,572

Confidence Interval Values (5)

State Lower Limit: 141,180,874 (State Test Value minus Margin of Error Percent)
Local Test Value: 146,966,565 (Within Confidence Interval)
State Upper Limit: 156,042,018 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 174,338,763 (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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