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2006 Confidence Interval Detail
083/Gaines
083-902/Loop ISD

Category Summary

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

Stratum
Variance
D3 9,482,344 0.8536 11,108,650 16 1,145 .043986952
G1 35,862,713 0.9742 36,812,475 9 47 .050435681
Random Totals: 45,345,057   47,921,125 25 1,192  
Catg D1 Exception Values: 13,226,387   18,018,843      
Catg G1 Exception Values: 274,760,162   275,091,382      
Total Test Values (4): 333,331,606   341,031,350      

Margin of Error

Margin of Error Percent: 5.0000001
Margin of Error Value: 17,051,568

Confidence Interval Values (5)

State Lower Limit: 323,979,782 (State Test Value minus Margin of Error Percent)
Local Test Value: 333,331,606 (Within Confidence Interval)
State Upper Limit: 358,082,918 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 393,719,614 (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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