Veteran's Day

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2007 Confidence Interval Detail
186/Pecos
186-903/Iraan-Sheffield ISD

Category Summary

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

Stratum
Variance
A 3,950,431 0.7500 5,267,241 9 190 .005698326
A 3,957,078 0.7737 5,114,486 9 118 .004224261
A 3,897,012 0.7657 5,089,476 9 75 .009117796
A 3,924,823 0.8444 4,648,061 6 44 .013017284
G1 12,801,021 1.0518 12,170,585 6 14 .002237327
G1 13,860,300 0.9195 15,073,736 5 10 .092342179
G1 15,918,760 1.0196 15,612,750 3 4 .003512458
Random Totals: 58,309,425   62,976,335 47 455  
Catg D1 Exception Values: 3,743,860   8,420,653      
Catg G1 Exception Values: 1,032,899,952   1,028,379,860      
Total Test Values (4): 1,094,953,237   1,099,776,848      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 54,988,842

Confidence Interval Values (5)

State Lower Limit: 1,044,788,006 (State Test Value minus Margin of Error Percent)
Local Test Value: 1,094,953,237 (Within Confidence Interval)
State Upper Limit: 1,154,765,690 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 1,327,722,435 (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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