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2009 Confidence Interval Detail
143/Lavaca
143-905/Sweet Home ISD

Category Summary

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

Stratum
Variance
A 1,613,955 1.0062 1,604,010 6 41 .021940304
A 1,538,179 0.9864 1,559,387 5 23 .009532418
A 1,334,576 0.9880 1,350,785 5 12 .003504893
A 1,954,088 1.0115 1,931,871 4 12 .004830786
D3 27,837,393 0.9945 27,991,345 14 1,448 .022191225
G1 6,123,640 0.8876 6,899,099 5 24 .000566150
Random Totals: 40,401,831   41,336,497 39 1,560  
Catg J Exception Values: 674,570   654,033      
Catg D1 Exception Values: 3,045,504   3,100,786      
Catg G1 Exception Values: 27,616,470   27,900,172      
Total Test Values (4): 71,738,375   72,991,488      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 3,649,574

Confidence Interval Values (5)

State Lower Limit: 69,341,914 (State Test Value minus Margin of Error Percent)
Local Test Value: 71,738,375 (Within Confidence Interval)
State Upper Limit: 76,641,062 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 72,597,127 (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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