Veteran's Day

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2008 Confidence Interval Detail
007/Atascosa
007-904/Lytle ISD

Category Summary

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

Stratum
Variance
A 19,233,272 0.9845 19,536,081 9 441 .008018116
A 25,917,250 0.8632 30,024,618 9 301 .009639101
A 26,669,330 0.9075 29,387,691 9 210 .011724138
A 44,273,630 1.0640 41,610,555 9 210 .006600626
C 1,051,640 0.9429 1,115,325 9 103 .011930460
C 1,959,640 1.0085 1,943,123 9 104 .045043105
C 3,082,560 0.9168 3,362,304 9 100 .103604516
C 3,009,180 1.0176 2,957,134 8 48 .031181300
D3 29,515,530 0.9666 30,535,413 12 725 .014810692
F1 5,571,202 0.9405 5,923,660 6 48 .001879411
F1 4,974,090 0.9443 5,267,489 6 16 .004575766
F1 5,441,510 1.0177 5,346,870 5 9 .009760941
Random Totals: 170,698,834   177,010,263 100 2,315  
Catg D1 Exception Values: 2,248,970   2,193,654      
Catg F1 Exception Values: 5,417,930   5,746,083      
Total Test Values (4): 178,365,734   184,950,000      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 9,247,500

Confidence Interval Values (5)

State Lower Limit: 175,702,500 (State Test Value minus Margin of Error Percent)
Local Test Value: 178,365,734 (Within Confidence Interval)
State Upper Limit: 194,197,500 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 160,935,575 (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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