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2011 Confidence Interval Detail
001/Anderson
001-909/Slocum ISD

Category Summary

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

Stratum
Variance
A 4,548,614 0.9612 4,732,224 10 132 .003333202
A 5,220,416 0.9641 5,414,808 10 92 .002998094
A 4,928,468 0.9859 4,998,953 10 61 .002921469
A 5,255,307 0.9585 5,482,845 11 38 .001701638
D3 64,744,939 1.2518 51,721,472 15 2,595 .678740407
G1 14,879,513 0.9863 15,086,194 11 45 .023882223
Random Totals: 99,577,257   87,436,496 67 2,963  
Catg J Exception Values: 198,426   243,163      
Catg D1 Exception Values: 8,588,200   8,074,982      
Total Test Values (4): 108,363,883   95,754,641      

Margin of Error

Margin of Error Percent: 22.9491279
Margin of Error Value: 21,974,855

Confidence Interval Values (5)

State Lower Limit: 73,779,786 (State Test Value minus Margin of Error Percent)
Local Test Value: 108,363,883 (Within Confidence Interval)
State Upper Limit: 117,729,496 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 109,373,360 (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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