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2006 Confidence Interval Detail
081/Freestone
081-902/Fairfield ISD

Category Summary

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

Stratum
Variance
A 55,411,082 1.0985 50,442,496 16 1,054 .037391278
A 55,472,932 0.9431 58,819,777 24 531 .049652082
A 55,342,996 0.9015 61,389,901 16 254 .020561601
A 55,388,123 0.9465 58,518,883 7 119 .061698117
D3 135,262,430 0.9793 138,121,546 27 7,441 .010120713
G1 196,887,677 0.9753 201,873,964 7 257 .005111309
G1 195,910,397 1.0694 183,196,556 7 116 .002539695
G1 198,065,437 1.0451 189,518,168 6 79 .009801905
G1 194,188,563 1.0354 187,549,317 6 52 .002274145
Random Totals: 1,141,929,637   1,129,430,608 116 9,903  
Catg J Exception Values: 25,697,440   27,857,810      
Catg D1 Exception Values: 17,315,020   14,916,126      
Total Test Values (4): 1,184,942,097   1,172,204,544      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 58,610,227

Confidence Interval Values (5)

State Lower Limit: 1,113,594,317 (State Test Value minus Margin of Error Percent)
Local Test Value: 1,184,942,097 (Within Confidence Interval)
State Upper Limit: 1,230,814,771 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 2,102,950,219 (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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