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2009 Confidence Interval Detail
181/Orange
181-906/West Orange-Cove CISD

Category Summary

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

Stratum
Variance
A 83,160,884 1.0769 77,222,476 11 2,072 .101235669
A 92,189,971 0.9292 99,214,347 35 1,413 .078094718
A 91,339,107 0.9502 96,126,191 28 902 .017514006
A 97,480,721 0.9881 98,654,712 22 543 .027656274
F1 28,402,604 0.9759 29,104,011 16 260 .062423507
F1 28,674,721 0.9347 30,677,994 17 80 .063128985
F1 23,879,194 0.9769 24,443,847 17 24 .017137536
L1 18,715,899 0.9110 20,544,346 7 251 .016887262
L1 21,041,656 1.0771 19,535,471 8 44 .005398587
L1 27,831,302 0.9931 28,024,672 5 13 .005736025
Random Totals: 512,716,059   523,548,067 166 5,602  
Catg J Exception Values: 32,192,415   31,325,649      
Catg D1 Exception Values: 645,284   862,999      
Catg F1 Exception Values: 27,789,839   28,800,710      
Catg L1 Exception Values: 12,676,148   12,381,782      
Total Test Values (4): 586,019,745   596,919,207      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 29,845,960

Confidence Interval Values (5)

State Lower Limit: 567,073,247 (State Test Value minus Margin of Error Percent)
Local Test Value: 586,019,745 (Within Confidence Interval)
State Upper Limit: 626,765,167 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 1,438,122,739 (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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