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2007 Confidence Interval Detail
110/Hockley
110-906/Smyer ISD

Category Summary

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

Stratum
Variance
A 3,154,508 0.9695 3,253,747 11 112 .009197851
A 3,090,003 0.8688 3,556,633 9 66 .005051325
A 3,175,277 0.9230 3,440,170 12 49 .012982650
A 3,043,689 0.8372 3,635,558 8 31 .003787124
D3 14,162,787 0.9493 14,919,190 20 863 .001545404
G1 11,311,720 0.7540 15,002,281 15 24 .218059131
Random Totals: 37,937,984   43,807,579 75 1,145  
Catg J Exception Values: 1,001,350   1,027,468      
Catg D1 Exception Values: 11,899,205   12,210,801      
Catg G1 Exception Values: 30,325,041   35,680,175      
Total Test Values (4): 81,163,580   92,726,023      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 4,636,301

Confidence Interval Values (5)

Local Test Value: 81,163,580 (Outside Confidence Interval)
State Lower Limit: 88,089,722 (State Test Value minus Margin of Error Percent)
State Upper Limit: 97,362,324 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 97,112,244 (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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