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2011 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 80,020,108 0.9072 88,205,586 12 1,252 .010546989
A 73,988,595 0.9554 77,442,532 15 596 .034368991
A 79,357,977 1.0403 76,283,742 10 309 .011867776
A 62,725,762 0.9519 65,895,327 10 115 .021838580
C 7,170,244 0.9876 7,260,271 10 777 .025067542
C 8,767,463 0.9223 9,506,086 11 158 .012228934
C 3,828,741 1.0426 3,672,301 10 21 .021530544
C 4,898,383 0.9486 5,163,802 10 17 .027113908
F1 18,654,187 0.9787 19,060,169 10 125 .005495130
F1 17,276,924 0.9845 17,548,932 8 37 .007188012
F1 20,157,070 0.9453 21,323,463 6 14 .021330148
F1 18,795,896 0.9231 20,361,712 2 3 .000041719
L1 7,222,817 0.9976 7,240,193 9 131 .004266016
L1 6,988,730 1.1029 6,336,685 7 19 .056806518
L1 9,105,261 0.8612 10,572,760 3 5 .001496662
Random Totals: 418,958,158   435,873,561 133 3,579  
Catg D1 Exception Values: 118,021   131,873      
Catg L1 Exception Values: 6,256,228   6,503,245      
Total Test Values (4): 425,332,407   442,508,679      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 22,125,434

Confidence Interval Values (5)

State Lower Limit: 420,383,245 (State Test Value minus Margin of Error Percent)
Local Test Value: 425,332,407 (Within Confidence Interval)
State Upper Limit: 464,634,113 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 431,339,083 (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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