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2008 Confidence Interval Detail
011/Bastrop
011-905/McDade ISD

Category Summary

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

Stratum
Variance
A 5,006,324 0.9826 5,094,977 8 124 .006301294
A 5,817,722 1.0327 5,633,506 10 74 .003424894
A 4,675,807 1.0344 4,520,308 9 42 .008580307
A 7,225,786 0.9815 7,361,983 8 42 .003034643
D3 37,920,706 1.0015 37,863,910 25 956 .007380755
Random Totals: 60,646,345   60,474,684 60 1,238  
Catg D1 Exception Values: 1,894,177   2,098,601      
Total Test Values (4): 62,540,522   62,573,285      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 3,128,664

Confidence Interval Values (5)

State Lower Limit: 59,444,621 (State Test Value minus Margin of Error Percent)
Local Test Value: 62,540,522 (Within Confidence Interval)
State Upper Limit: 65,701,949 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 66,661,019 (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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