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2006 Confidence Interval Detail
226/Tom Green
226-908/Veribest ISD

Category Summary

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

Stratum
Variance
A 4,161,904 0.9477 4,391,584 6 85 .000095172
A 4,165,980 0.9488 4,390,788 7 59 .000346570
A 4,079,913 0.9749 4,184,955 7 46 .000306248
A 4,055,764 0.9672 4,193,304 7 33 .000711434
D3 12,789,325 0.9637 13,271,065 10 988 .000239341
L1 995,238 1.0950 908,893 5 10 .002074662
L1 1,190,418 0.9821 1,212,115 4 5 .007940362
Random Totals: 31,438,542   32,552,704 46 1,226  
Catg J Exception Values: 3,486,850   3,518,007      
Catg D1 Exception Values: 10,382,730   10,752,623      
Catg L1 Exception Values: 4,949,737   4,827,091      
Total Test Values (4): 50,257,859   51,650,425      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 2,582,521

Confidence Interval Values (5)

State Lower Limit: 49,067,904 (State Test Value minus Margin of Error Percent)
Local Test Value: 50,257,859 (Within Confidence Interval)
State Upper Limit: 54,232,946 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 65,936,176 (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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