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2007 Confidence Interval Detail
230/Upshur
230-904/Union Hill ISD

Category Summary

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

Stratum
Variance
A 5,999,885 1.0939 5,484,857 9 137 .060960428
A 6,042,054 1.0909 5,538,596 9 79 .013642228
A 6,010,380 1.0717 5,608,267 9 56 .020355152
A 5,904,535 0.9643 6,123,131 9 38 .011073088
D3 42,028,878 0.9711 43,279,660 20 1,835 .019549787
G1 21,550,053 0.9669 22,287,778 19 37 .015438544
Random Totals: 87,535,785   88,322,289 75 2,182  
Catg D1 Exception Values: 3,743,217   3,287,586      
Catg G1 Exception Values: 6,644,790   5,454,831      
Total Test Values (4): 97,923,792   97,064,706      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 4,853,235

Confidence Interval Values (5)

State Lower Limit: 92,211,471 (State Test Value minus Margin of Error Percent)
Local Test Value: 97,923,792 (Within Confidence Interval)
State Upper Limit: 101,917,941 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 82,525,711 (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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