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2011 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 23,450,229 0.8202 28,590,867 15 444 .231504957
A 23,724,065 0.8517 27,854,955 15 198 .385840185
A 24,815,055 1.1563 21,460,741 15 120 .054628983
A 24,730,046 1.1464 21,571,917 15 68 .018533314
C 4,841,290 0.5513 8,781,589 13 282 .245554934
C 4,746,990 0.9506 4,993,678 13 155 .110588457
C 5,276,506 1.0441 5,053,640 12 92 .091133426
C 3,792,953 1.0691 3,547,800 11 35 .013132987
D3 44,147,202 1.1761 37,536,946 21 2,001 .155841612
F1 4,565,734 0.9877 4,622,592 10 65 .046873424
F1 4,508,965 1.0542 4,277,144 10 24 .031702886
F1 5,575,424 1.1617 4,799,366 5 14 .003809245
F1 3,816,935 0.8806 4,334,471 3 5 .022397000
Random Totals: 177,991,394   177,425,706 158 3,503  
Catg D1 Exception Values: 24,141,660   26,127,094      
Total Test Values (4): 202,133,054   203,552,800      

Margin of Error

Margin of Error Percent: 6.4484478
Margin of Error Value: 13,125,996

Confidence Interval Values (5)

State Lower Limit: 190,426,804 (State Test Value minus Margin of Error Percent)
Local Test Value: 202,133,054 (Within Confidence Interval)
State Upper Limit: 216,678,796 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 207,817,373 (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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