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2008 Confidence Interval Detail
115/Hudspeth
115-903/Dell City ISD

Category Summary

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

Stratum
Variance
A 895,493 1.0040 891,925 9 69 .069306784
A 894,089 1.1563 773,233 9 37 .040894798
A 898,877 0.9020 996,538 10 27 .029992809
A 868,022 0.9982 869,587 7 14 .004229648
C 1,724,257 1.0523 1,638,560 10 2,159 .029720153
C 1,754,028 1.4637 1,198,352 15 877 .281579236
C 1,675,100 1.1033 1,518,263 11 548 .037338856
C 1,714,912 1.0858 1,579,400 11 210 .010280313
D3 20,664,468 1.0987 18,808,108 21 3,566 .042763599
Random Totals: 31,089,246   28,273,966 103 7,507  
Catg J Exception Values: 4,563,080   4,682,993      
Catg D1 Exception Values: 9,625,289   12,461,817      
Total Test Values (4): 45,277,615   45,418,776      

Margin of Error

Margin of Error Percent: 5.0000004
Margin of Error Value: 2,270,939

Confidence Interval Values (5)

State Lower Limit: 43,147,837 (State Test Value minus Margin of Error Percent)
Local Test Value: 45,277,615 (Within Confidence Interval)
State Upper Limit: 47,689,715 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 55,841,243 (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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