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2007 Confidence Interval Detail
205/San Patricio
205-901/Aransas Pass ISD

Category Summary

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

Stratum
Variance
A 86,995,578 0.9408 92,469,790 45 1,420 .064516233
A 86,966,054 1.0091 86,181,800 41 728 .034138180
A 87,257,778 1.0023 87,057,546 22 393 .031420592
A 86,641,748 1.0834 79,972,077 15 165 .025576891
C 11,021,506 0.7872 14,000,897 11 978 .222057440
C 11,020,825 0.8921 12,353,800 18 336 .103102365
C 10,820,287 0.9464 11,433,101 8 119 .014864866
C 10,841,147 1.1901 9,109,442 9 48 .025268049
F1 22,054,449 0.9416 23,422,312 7 161 .098468962
F1 21,934,145 1.0594 20,704,309 6 61 .021016811
F1 22,008,098 1.0598 20,766,275 5 20 .049224200
F1 21,583,621 0.9548 22,605,384 3 6 .001852060
G1 52,657,840 1.0458 50,351,731 8 34 .033086757
L1 8,144,543 0.9851 8,267,732 7 157 .001544313
L1 8,273,431 0.9705 8,524,916 5 25 .001635805
L1 9,296,087 0.9454 9,832,967 2 3 .002251601
Random Totals: 557,517,137   557,054,079 212 4,654  
Catg D1 Exception Values: 603,349   681,302      
Catg G1 Exception Values: 33,569,680   34,512,946      
Catg L1 Exception Values: 6,210,011   6,546,587      
Total Test Values (4): 597,900,177   598,794,914      

Margin of Error

Margin of Error Percent: 5.0000001
Margin of Error Value: 29,939,746

Confidence Interval Values (5)

State Lower Limit: 568,855,168 (State Test Value minus Margin of Error Percent)
Local Test Value: 597,900,177 (Within Confidence Interval)
State Upper Limit: 628,734,660 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 624,603,988 (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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