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2006 Confidence Interval Detail
048/Concho
048-901/Eden CISD

Category Summary

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

Stratum
Variance
A 3,767,740 0.9676 3,893,902 10 231 .030293541
A 3,753,198 0.8844 4,243,779 12 123 .052976180
A 3,785,893 0.9571 3,955,588 11 83 .010778512
A 3,718,535 1.0302 3,609,527 11 49 .010374201
D3 17,614,650 1.0885 16,182,499 36 2,842 .114763000
F1 1,249,266 0.9705 1,287,240 9 54 .012732638
F1 1,372,676 0.8289 1,656,021 7 16 .085662641
G1 5,001,719 0.9144 5,469,946 5 25 .015320250
G1 5,737,622 0.9760 5,878,711 4 7 .010985765
G1 4,804,522 0.9626 4,991,193 2 3 .001746200
Random Totals: 50,805,821   51,168,406 107 3,433  
Catg J Exception Values: 3,047,340   2,976,323      
Catg D1 Exception Values: 25,304,180   27,974,406      
Catg F1 Exception Values: 2,331,730   2,303,489      
Catg G1 Exception Values: 12,246,747   13,691,236      
Total Test Values (4): 93,735,818   98,113,860      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 4,905,693

Confidence Interval Values (5)

State Lower Limit: 93,208,167 (State Test Value minus Margin of Error Percent)
Local Test Value: 93,735,818 (Within Confidence Interval)
State Upper Limit: 103,019,553 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 121,203,899 (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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