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2009 Confidence Interval Detail
188/Potter
180-904/Wildorado ISD

Category Summary

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

Stratum
Variance
No random test values
Random Totals: 0   0 0 0  
Catg J Exception Values: 442,580   432,127      
Catg D1 Exception Values: 1,544,541   1,276,339      
Catg D3 Exception Values: 24,067,402   24,992,343      
Total Test Values (4): 26,054,523   26,700,809      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 1,335,040

Confidence Interval Values (5)

State Lower Limit: 25,365,769 (State Test Value minus Margin of Error Percent)
Local Test Value: 26,054,523 (Within Confidence Interval)
State Upper Limit: 28,035,849 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 3,095,492 (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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