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2009 Confidence Interval Detail
081/Freestone
145-907/Oakwood ISD

Category Summary

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

Stratum
Variance
D3 12,841,280 0.9508 13,505,764 21 726 .024386216
G1 19,826,640 1.0137 19,558,686 9 11 .005417818
Random Totals: 32,667,920   33,064,450 30 737  
Catg J Exception Values: 2,434,460   2,532,321      
Catg D1 Exception Values: 2,070,220   1,632,838      
Total Test Values (4): 37,172,600   37,229,609      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 1,861,480

Confidence Interval Values (5)

State Lower Limit: 35,368,129 (State Test Value minus Margin of Error Percent)
Local Test Value: 37,172,600 (Within Confidence Interval)
State Upper Limit: 39,091,089 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 56,277,213 (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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