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2006 Confidence Interval Detail
011/Bastrop
011-905/McDade ISD

Category Summary

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

Stratum
Variance
A 4,996,806 0.9301 5,372,332 9 124 .008849508
A 4,881,756 0.9859 4,951,573 7 61 .048239865
A 4,944,503 1.0472 4,721,642 7 43 .002833175
A 4,919,761 0.9810 5,015,047 6 27 .009474260
D3 29,260,021 0.9640 30,352,719 20 911 .041109747
Random Totals: 49,002,847   50,413,313 49 1,166  
Catg J Exception Values: 2,240,756   2,415,647      
Catg D1 Exception Values: 2,015,452   2,052,445      
Total Test Values (4): 53,259,055   54,881,405      

Margin of Error

Margin of Error Percent: 5.2776400
Margin of Error Value: 2,896,443

Confidence Interval Values (5)

State Lower Limit: 51,984,962 (State Test Value minus Margin of Error Percent)
Local Test Value: 53,259,055 (Within Confidence Interval)
State Upper Limit: 57,777,848 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 54,767,926 (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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