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2008 Confidence Interval Detail
095/Hale
095-902/Cotton Center ISD

Category Summary

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

Stratum
Variance
A 571,309 0.9661 591,356 5 22 .008063276
A 588,481 0.9666 608,815 4 12 .001217777
A 465,159 0.9943 467,826 3 5 .000075547
D3 6,428,706 0.9869 6,514,040 24 733 .011719807
Random Totals: 8,053,655   8,182,037 36 772  
Catg J Exception Values: 822,700   681,477      
Catg D1 Exception Values: 17,804,149   16,780,239      
Catg A Exception Values: 481,531   489,156      
Total Test Values (4): 27,162,035   26,132,909      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 1,306,645

Confidence Interval Values (5)

State Lower Limit: 24,826,264 (State Test Value minus Margin of Error Percent)
Local Test Value: 27,162,035 (Within Confidence Interval)
State Upper Limit: 27,439,554 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 29,253,428 (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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