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2006 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 16,413,522 1.0831 15,154,207 13 391 .011988190
A 16,448,556 1.0620 15,488,282 12 202 .011114883
A 16,501,610 0.9722 16,973,473 12 125 .015078016
A 16,276,722 0.9786 16,632,661 11 66 .019128117
C 3,269,468 0.9113 3,587,697 8 329 .056464737
C 3,299,553 0.9901 3,332,545 7 140 .050152729
C 3,177,823 0.9613 3,305,756 6 88 .016436219
C 3,244,779 1.0326 3,142,339 6 45 .004091559
D3 34,395,623 0.9422 36,505,650 32 1,723 .165351053
F1 2,984,044 0.9646 3,093,556 7 47 .025429990
F1 3,018,763 0.8885 3,397,595 5 19 .054938833
F1 3,004,438 0.9746 3,082,740 4 10 .000580530
F1 2,801,191 0.9905 2,828,058 3 5 .000189872
Random Totals: 124,836,092   126,524,559 126 3,190  
Catg D1 Exception Values: 23,696,621   24,721,420      
Total Test Values (4): 148,532,713   151,245,979      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 7,562,299

Confidence Interval Values (5)

State Lower Limit: 143,683,680 (State Test Value minus Margin of Error Percent)
Local Test Value: 148,532,713 (Within Confidence Interval)
State Upper Limit: 158,808,278 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 146,425,187 (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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