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2009 Confidence Interval Detail
181/Orange
181-901/Bridge City ISD

Category Summary

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

Stratum
Variance
D3 11,351,641 0.9029 12,572,423 10 738 .098225389
Random Totals: 11,351,641   12,572,423 10 738  
Catg J Exception Values: 145,304,100   139,827,895      
Catg D1 Exception Values: 1,076,120   1,409,180      
Total Test Values (4): 157,731,861   153,809,498      

Margin of Error

Margin of Error Percent: 5.0000001
Margin of Error Value: 7,690,475

Confidence Interval Values (5)

State Lower Limit: 146,119,023 (State Test Value minus Margin of Error Percent)
Local Test Value: 157,731,861 (Within Confidence Interval)
State Upper Limit: 161,499,973 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 598,484,199 (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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