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2011 Confidence Interval Detail
007/Atascosa
007-902/Jourdanton ISD

Category Summary

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

Stratum
Variance
A 24,233,990 0.9874 24,543,235 10 587 .056974997
A 21,507,690 0.9618 22,361,915 10 302 .060425332
A 23,473,080 0.9939 23,617,145 10 222 .037271030
A 21,594,740 0.9837 21,952,567 10 128 .011083033
D3 70,705,863 1.0401 67,979,870 15 2,924 .014841800
F1 12,150,566 1.0625 11,435,827 9 80 .007887582
F1 11,770,272 1.0515 11,193,792 6 15 .048377250
F1 11,751,000 0.8409 13,974,313 4 5 .058550568
G1 14,073,881 1.0059 13,991,332 7 22 .096078431
G1 12,307,802 1.0338 11,905,399 4 6 .009548261
G1 13,019,621 1.0174 12,796,954 3 4 .013122307
L1 5,920,230 0.9813 6,033,048 9 87 .065377980
L1 9,084,440 0.9776 9,292,594 7 16 .001361577
Random Totals: 251,593,175   251,077,991 104 4,398  
Catg J Exception Values: 5,616,522   5,821,407      
Catg D1 Exception Values: 19,539,555   17,665,217      
Catg F1 Exception Values: 8,264,960   8,290,225      
Catg G1 Exception Values: 11,143,130   11,062,385      
Catg L1 Exception Values: 10,129,980   10,603,357      
Total Test Values (4): 306,287,322   304,520,582      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 15,226,029

Confidence Interval Values (5)

State Lower Limit: 289,294,553 (State Test Value minus Margin of Error Percent)
Local Test Value: 306,287,322 (Within Confidence Interval)
State Upper Limit: 319,746,611 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 460,663,858 (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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