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2010 Confidence Interval Detail
125/Jim Wells
125-906/La Gloria ISD

Category Summary

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

Stratum
Variance
D3 11,626,560 0.9711 11,972,567 20 762 .015297696
G1 2,786,541 0.9947 2,801,388 14 22 .051961241
Random Totals: 14,413,101   14,773,955 34 784  
Catg J Exception Values: 3,402,030   3,378,305      
Catg D1 Exception Values: 3,128,229   3,025,955      
Catg G1 Exception Values: 4,692,476   4,885,203      
Total Test Values (4): 25,635,836   26,063,418      

Margin of Error

Margin of Error Percent: 5.0000004
Margin of Error Value: 1,303,171

Confidence Interval Values (5)

State Lower Limit: 24,760,247 (State Test Value minus Margin of Error Percent)
Local Test Value: 25,635,836 (Within Confidence Interval)
State Upper Limit: 27,366,589 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 48,061,445 (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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