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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 0.9084 128,703,655 9 2,564 .069862580
A 125,776,916 1.0821 116,234,097 18 1,586 .057138242
A 141,154,172 0.9636 146,486,272 21 1,315 .017431419
A 143,358,800 0.9314 153,917,543 18 838 .015258399
F1 18,021,242 1.0956 16,448,742 15 207 .050806255
F1 17,793,786 0.9368 18,994,221 13 79 .068275994
F1 21,138,228 1.0258 20,606,578 14 41 .026088406
F1 17,338,792 0.9807 17,680,016 8 9 .005265436
G1 9,571,771 1.0594 9,035,087 14 17 .003479084
Random Totals: 611,068,107   628,106,211 130 6,656  
Catg J Exception Values: 24,545,115   24,450,223      
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   673,701,838      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 33,685,092

Confidence Interval Values (5)

State Lower Limit: 640,016,746 (State Test Value minus Margin of Error Percent)
Local Test Value: 657,122,146 (Within Confidence Interval)
State Upper Limit: 707,386,930 (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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