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2008 Confidence Interval Detail
025/Brown
030-901/Cross Plains ISD

Category Summary

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

Stratum
Variance
D3 8,755,700 0.9805 8,929,832 16 443 .066262351
G1 1,226,610 1.2829 956,123 5 27 .155397692
G1 1,359,620 1.1157 1,218,625 5 8 .004502841
Random Totals: 11,341,930   11,104,580 26 478  
Catg J Exception Values: 598,048   538,867      
Catg D1 Exception Values: 2,603,540   2,480,135      
Catg G1 Exception Values: 2,172,250   1,736,874      
Total Test Values (4): 16,715,768   15,860,456      

Margin of Error

Margin of Error Percent: 7.6136020
Margin of Error Value: 1,207,552

Confidence Interval Values (5)

State Lower Limit: 14,652,904 (State Test Value minus Margin of Error Percent)
Local Test Value: 16,715,768 (Within Confidence Interval)
State Upper Limit: 17,068,008 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 17,321,112 (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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