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2009 Confidence Interval Detail
112/Hopkins
112-905/Cumby ISD

Category Summary

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

Stratum
Variance
A 4,770,320 0.9446 5,050,095 12 132 .014224872
A 5,217,660 0.9358 5,575,614 11 90 .044207667
A 4,989,870 0.9466 5,271,361 12 62 .005377372
A 5,339,190 0.9910 5,387,679 12 46 .009963574
D3 33,640,060 1.0048 33,479,359 21 1,142 .072227123
Random Totals: 53,957,100   54,764,108 68 1,472  
Catg J Exception Values: 5,204,849   5,301,452      
Catg D1 Exception Values: 3,443,650   2,902,370      
Total Test Values (4): 62,605,599   62,967,930      

Margin of Error

Margin of Error Percent: 6.2957906
Margin of Error Value: 3,964,329

Confidence Interval Values (5)

State Lower Limit: 59,003,601 (State Test Value minus Margin of Error Percent)
Local Test Value: 62,605,599 (Within Confidence Interval)
State Upper Limit: 66,932,259 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 56,822,118 (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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