Veteran's Day

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2007 Confidence Interval Detail
101/Harris
101-905/Channelview ISD

Category Summary

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

Stratum
Variance
A 187,740,025 0.9736 192,830,757 27 2,367 .012358072
A 187,716,277 0.9845 190,671,688 65 1,871 .011147434
A 187,669,384 1.0057 186,605,731 63 1,511 .004861529
A 187,456,231 1.0219 183,438,919 34 1,105 .013922173
F1 35,705,254 0.8177 43,665,469 7 232 .044354721
F1 36,559,474 0.9245 39,545,131 7 92 .017394183
F1 36,140,327 0.7987 45,248,938 6 36 .054162452
F1 33,952,390 0.6492 52,298,814 3 11 .071747785
L1 21,447,085 1.0308 20,806,252 10 135 .019162267
L1 20,480,359 1.0313 19,858,779 8 35 .028459089
L1 43,992,448 0.8191 53,708,275 4 14 .007519331
Random Totals: 978,859,254   1,028,678,753 234 7,409  
Catg D1 Exception Values: 57,947   54,606      
Total Test Values (4): 978,917,201   1,028,733,359      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 51,436,668

Confidence Interval Values (5)

State Lower Limit: 977,296,691 (State Test Value minus Margin of Error Percent)
Local Test Value: 978,917,201 (Within Confidence Interval)
State Upper Limit: 1,080,170,027 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 2,275,742,387 (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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