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2009 Confidence Interval Detail
181/Orange
181-907/Vidor ISD

Category Summary

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

Stratum
Variance
A 116,914,400 0.8581 136,247,990 10 2,564 .077603344
A 125,776,916 1.0478 120,039,049 19 1,586 .068023871
A 141,154,172 0.9636 146,486,272 21 1,315 .017431419
A 143,358,800 0.9036 158,652,944 19 838 .030246305
F1 18,021,242 0.9534 18,902,079 15 207 .109144465
F1 17,793,786 0.8090 21,994,791 15 79 .091856194
F1 21,138,228 0.9470 22,321,254 15 41 .049350440
F1 17,338,792 0.9685 17,902,728 8 9 .003854360
G1 9,571,771 1.0594 9,035,087 14 17 .003479084
Random Totals: 611,068,107   651,582,194 136 6,656  
Catg J Exception Values: 24,545,115   23,878,393      
Catg D1 Exception Values: 9,456,974   9,930,628      
Catg G1 Exception Values: 12,051,950   11,214,776      
Total Test Values (4): 657,122,146   696,605,991      

Margin of Error

Margin of Error Percent: 5.0000001
Margin of Error Value: 34,830,300

Confidence Interval Values (5)

Local Test Value: 657,122,146 (Outside Confidence Interval)
State Lower Limit: 661,775,691 (State Test Value minus Margin of Error Percent)
State Upper Limit: 731,436,291 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 762,994,166 (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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