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2009 Confidence Interval Detail
140/Lamb
110-901/Anton ISD

Category Summary

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

Stratum
Variance
D3 505,900 0.9512 531,854 10 163 .007116945
G1 26,775,510 0.9831 27,235,795 5 20 .000172344
Random Totals: 27,281,410   27,767,649 15 183  
Catg D1 Exception Values: 4,157,149   3,361,586      
Catg G1 Exception Values: 32,712,766   31,242,435      
Total Test Values (4): 64,151,325   62,371,670      

Margin of Error

Margin of Error Percent: 5.0000008
Margin of Error Value: 3,118,584

Confidence Interval Values (5)

State Lower Limit: 59,253,086 (State Test Value minus Margin of Error Percent)
Local Test Value: 64,151,325 (Within Confidence Interval)
State Upper Limit: 65,490,254 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 65,560,917 (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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