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2009 Confidence Interval Detail
232/Uvalde
232-902/Sabinal ISD

Category Summary

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

Stratum
Variance
A 20,054,725 0.9501 21,108,015 15 416 .043670720
A 20,256,730 0.8869 22,839,926 18 211 .026537494
A 19,421,146 0.9267 20,957,317 16 116 .073868875
A 22,104,790 1.0179 21,716,072 16 75 .056482465
C 4,520,241 0.5523 8,184,394 9 315 .497071334
C 4,217,217 0.8846 4,767,372 9 147 .007501861
C 4,577,852 1.0037 4,560,976 7 76 .055322422
C 5,081,994 1.1024 4,609,937 8 47 .055815840
D3 42,199,033 0.9867 42,767,845 26 1,833 .130569711
F1 4,844,969 0.9435 5,135,102 8 73 .023485779
F1 6,901,420 0.9427 7,320,908 7 37 .021042102
F1 5,662,867 0.8796 6,438,003 4 17 .033629115
F1 7,295,609 0.9487 7,690,112 3 10 .001645375
Random Totals: 167,138,593   178,095,979 146 3,373  
Catg D1 Exception Values: 23,901,761   23,802,812      
Total Test Values (4): 191,040,354   201,898,791      

Margin of Error

Margin of Error Percent: 5.0000002
Margin of Error Value: 10,094,940

Confidence Interval Values (5)

Local Test Value: 191,040,354 (Outside Confidence Interval)
State Lower Limit: 191,803,851 (State Test Value minus Margin of Error Percent)
State Upper Limit: 211,993,731 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 194,712,639 (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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