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2006 Confidence Interval Detail
010/Bandera
010-901/Medina ISD

Category Summary

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

Stratum
Variance
A 6,446,833 0.7547 8,542,246 8 132 .096052481
A 6,465,863 0.8468 7,635,644 8 73 .033139741
A 6,517,567 0.9986 6,526,704 7 43 .015683734
A 6,282,256 1.0965 5,729,372 7 24 .008137636
D3 112,883,913 0.9364 120,550,954 19 3,167 .037910152
Random Totals: 138,596,432   148,984,920 49 3,439  
Catg D1 Exception Values: 9,349,948   9,152,105      
Total Test Values (4): 147,946,380   158,137,025      

Margin of Error

Margin of Error Percent: 6.9749276
Margin of Error Value: 11,029,943

Confidence Interval Values (5)

State Lower Limit: 147,107,082 (State Test Value minus Margin of Error Percent)
Local Test Value: 147,946,380 (Within Confidence Interval)
State Upper Limit: 169,166,968 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 148,793,947 (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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