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2006 Confidence Interval Detail
090/Gray
090-905/Grandview-Hopkins ISD

Category Summary

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

Stratum
Variance
D3 3,129,250 0.8102 3,862,318 17 408 .141694919
G1 21,935,867 1.0148 21,615,951 12 92 .079635145
G1 22,042,021 1.0014 22,011,205 11 45 .089875747
G1 21,693,289 1.2846 16,887,194 10 30 .044717549
G1 21,315,549 0.9492 22,456,331 6 11 .062829908
Random Totals: 90,115,976   86,832,999 56 586  
Catg J Exception Values: 3,447,184   3,269,263      
Catg D1 Exception Values: 6,636,600   6,994,623      
Total Test Values (4): 100,199,760   97,096,885      

Margin of Error

Margin of Error Percent: 6.2141715
Margin of Error Value: 6,033,767

Confidence Interval Values (5)

State Lower Limit: 91,063,118 (State Test Value minus Margin of Error Percent)
Local Test Value: 100,199,760 (Within Confidence Interval)
State Upper Limit: 103,130,652 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 114,870,911 (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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