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2009 Confidence Interval Detail
004/Aransas
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 11,916,534 0.9334 12,766,803 9 304 .023947352
A 12,659,077 0.9877 12,816,723 8 163 .016086262
A 12,516,672 1.0401 12,034,104 8 102 .007682025
A 14,278,660 1.0334 13,817,167 7 66 .022837878
C 5,535,356 1.0218 5,417,260 9 275 .011227238
C 6,832,810 1.0463 6,530,450 8 134 .008477327
C 3,906,860 0.7703 5,071,868 7 41 .180375891
C 5,422,360 1.0404 5,211,803 7 28 .008980272
D3 11,561,690 0.9025 12,810,737 13 140 .033665540
F1 3,076,020 1.0271 2,994,859 9 77 .012503862
F1 2,217,121 0.9417 2,354,381 6 22 .002852104
F1 2,558,650 0.9170 2,790,240 5 13 .027752258
G1 61,606,690 1.0009 61,551,294 6 27 .000383308
Random Totals: 154,088,500   156,167,689 102 1,392  
Catg D1 Exception Values: 509,820   556,901      
Catg F1 Exception Values: 2,221,517   2,276,440      
Catg G1 Exception Values: 19,372,350   19,260,532      
Total Test Values (4): 176,192,187   178,261,562      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 8,913,078

Confidence Interval Values (5)

State Lower Limit: 169,348,484 (State Test Value minus Margin of Error Percent)
Local Test Value: 176,192,187 (Within Confidence Interval)
State Upper Limit: 187,174,640 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 176,023,800 (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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