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2009 Confidence Interval Detail
107/Henderson
107-905/Eustace ISD

Category Summary

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

Stratum
Variance
A 101,237,830 1.0197 99,281,975 33 1,457 .030571319
A 102,837,330 0.9884 104,044,243 30 537 .025966323
A 107,042,110 0.9803 109,193,216 13 297 .016278442
A 102,435,860 0.9609 106,604,080 11 137 .007202810
C 8,226,990 0.9801 8,394,031 20 4,470 .042302503
C 8,621,930 1.1700 7,369,171 8 504 .045889736
C 8,169,570 0.9769 8,362,750 8 109 .000697885
C 8,113,530 0.9958 8,147,751 8 38 .001025195
D3 78,907,230 1.1128 70,908,726 14 1,853 .056983875
Random Totals: 525,592,380   522,305,943 145 9,402  
Catg D1 Exception Values: 3,279,730   3,089,903      
Total Test Values (4): 528,872,110   525,395,846      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 26,269,792

Confidence Interval Values (5)

State Lower Limit: 499,126,054 (State Test Value minus Margin of Error Percent)
Local Test Value: 528,872,110 (Within Confidence Interval)
State Upper Limit: 551,665,638 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 495,379,890 (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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