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2008 Confidence Interval Detail
249/Wise
184-901/Poolville ISD

Category Summary

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

Stratum
Variance
A 17,360,100 1.0224 16,979,754 11 243 .017153974
D3 29,428,000 0.9818 29,973,518 13 636 .008847565
G1 2,045,870 0.8456 2,419,430 5 14 .147416418
G1 2,438,640 1.0224 2,385,211 5 7 .067967700
Random Totals: 51,272,610   51,757,913 34 900  
Catg J Exception Values: 3,854,170   3,802,734      
Catg D1 Exception Values: 780,930   745,150      
Catg G1 Exception Values: 12,535,340   10,233,033      
Total Test Values (4): 68,443,050   66,538,830      

Margin of Error

Margin of Error Percent: 5.0000008
Margin of Error Value: 3,326,942

Confidence Interval Values (5)

State Lower Limit: 63,211,888 (State Test Value minus Margin of Error Percent)
Local Test Value: 68,443,050 (Within Confidence Interval)
State Upper Limit: 69,865,772 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 70,605,519 (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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