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2008 Confidence Interval Detail
013/Bee
013-903/Pettus ISD

Category Summary

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

Stratum
Variance
A 4,801,060 0.9845 4,876,648 7 170 .006319541
A 3,893,400 1.0401 3,743,294 7 74 .008421386
A 3,889,230 0.9575 4,061,859 7 54 .011967870
A 3,990,760 0.8563 4,660,469 6 34 .038582796
D3 16,323,480 1.0080 16,193,929 20 1,228 .061909624
G1 13,793,430 0.9994 13,801,711 15 31 .055049063
G1 15,068,941 1.0912 13,809,513 8 9 .024310846
Random Totals: 61,760,301   61,147,423 70 1,600  
Catg J Exception Values: 5,435,540   5,284,756      
Catg D1 Exception Values: 5,787,420   4,993,941      
Catg G1 Exception Values: 55,299,834   51,781,812      
Total Test Values (4): 128,283,095   123,207,932      

Margin of Error

Margin of Error Percent: 5.0000003
Margin of Error Value: 6,160,397

Confidence Interval Values (5)

State Lower Limit: 117,047,535 (State Test Value minus Margin of Error Percent)
Local Test Value: 128,283,095 (Within Confidence Interval)
State Upper Limit: 129,368,329 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 153,978,594 (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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