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2006 Confidence Interval Detail
181/Orange
181-905/Orangefield ISD

Category Summary

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

Stratum
Variance
A 41,969,898 0.8004 52,436,154 23 585 .030650526
A 41,888,533 0.8331 50,280,318 17 336 .056581642
A 42,018,060 0.9026 46,552,249 14 244 .017512409
A 41,777,327 0.9498 43,985,394 15 165 .020644857
D3 20,949,119 0.7520 27,857,871 20 1,120 .251340596
F1 5,035,671 0.9652 5,217,231 13 34 .004676415
F1 4,937,450 0.8253 5,982,612 8 12 .174596752
F1 6,431,476 0.9899 6,497,097 5 7 .002660181
G1 7,225,240 1.0008 7,219,464 20 34 .010985643
Random Totals: 212,232,774   246,028,390 135 2,537  
Catg J Exception Values: 10,703,975   12,337,276      
Catg D1 Exception Values: 3,335,761   3,709,985      
Catg F1 Exception Values: 2,670,405   2,696,096      
Catg G1 Exception Values: 18,365,030   17,678,520      
Total Test Values (4): 247,307,945   282,450,267      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 14,122,513

Confidence Interval Values (5)

Local Test Value: 247,307,945 (Outside Confidence Interval)
State Lower Limit: 268,327,754 (State Test Value minus Margin of Error Percent)
State Upper Limit: 296,572,780 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 290,217,926 (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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