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2008 Confidence Interval Detail
075/Fayette
075-903/Schulenburg ISD

Category Summary

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

Stratum
Variance
A 23,723,896 0.9226 25,714,173 7 444 .018416739
A 24,263,800 1.1753 20,644,772 8 266 .028700239
A 24,211,624 1.0411 23,255,810 7 183 .003517252
A 24,774,020 1.1651 21,263,428 8 118 .013926857
D3 130,557,422 0.9078 143,817,385 20 3,564 .082799068
F1 9,054,530 0.9637 9,395,590 7 102 .027547703
F1 9,412,320 1.0329 9,112,518 7 34 .013260235
F1 7,478,180 0.9545 7,834,657 5 11 .022672941
Random Totals: 253,475,792   261,038,333 69 4,722  
Catg D1 Exception Values: 7,944,790   7,769,676      
Catg F1 Exception Values: 11,441,430   11,018,247      
Total Test Values (4): 272,862,012   279,826,256      

Margin of Error

Margin of Error Percent: 6.7786416
Margin of Error Value: 18,968,419

Confidence Interval Values (5)

State Lower Limit: 260,857,837 (State Test Value minus Margin of Error Percent)
Local Test Value: 272,862,012 (Within Confidence Interval)
State Upper Limit: 298,794,675 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 313,109,543 (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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