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2009 Confidence Interval Detail
080/Franklin
250-907/Winnsboro ISD

Category Summary

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

Stratum
Variance
A 7,060,310 0.8475 8,330,749 20 171 .118734261
A 5,719,370 0.9408 6,079,262 16 86 .015442979
A 7,194,640 0.8860 8,120,361 17 74 .048874100
A 7,070,960 0.9082 7,785,686 13 20 .008298236
D3 19,025,540 1.0483 18,148,946 20 823 .035508597
Random Totals: 46,070,820   48,465,004 86 1,174  
Catg D1 Exception Values: 1,562,650   1,199,064      
Total Test Values (4): 47,633,470   49,664,068      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 2,483,203

Confidence Interval Values (5)

State Lower Limit: 47,180,865 (State Test Value minus Margin of Error Percent)
Local Test Value: 47,633,470 (Within Confidence Interval)
State Upper Limit: 52,147,271 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 63,853,732 (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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