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2009 Confidence Interval Detail
242/Wheeler
242-903/Wheeler ISD

Category Summary

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

Stratum
Variance
A 7,047,250 0.8096 8,704,607 7 240 .088098726
A 5,550,720 0.8374 6,628,517 7 93 .049002619
A 6,485,140 0.9229 7,026,915 7 81 .008957775
A 6,698,150 0.9157 7,314,787 6 50 .009740009
D3 13,373,200 1.0034 13,327,885 22 1,143 .017398659
G1 34,106,070 1.0081 33,832,031 10 60 .022659548
G1 34,495,460 1.0089 34,191,159 7 15 .001847210
G1 35,253,600 1.0194 34,582,696 4 6 .007004452
G1 29,627,850 1.0511 28,187,470 2 3 .004809696
L1 3,877,820 0.9758 3,973,991 11 84 .008195191
L1 2,953,830 0.9863 2,994,860 8 17 .001114573
Random Totals: 179,469,090   180,764,918 91 1,792  
Catg J Exception Values: 3,934,250   3,788,131      
Catg D1 Exception Values: 7,398,140   6,657,956      
Catg L1 Exception Values: 16,311,620   15,521,970      
Total Test Values (4): 207,113,100   206,732,975      

Margin of Error

Margin of Error Percent: 5.0000001
Margin of Error Value: 10,336,649

Confidence Interval Values (5)

State Lower Limit: 196,396,326 (State Test Value minus Margin of Error Percent)
Local Test Value: 207,113,100 (Within Confidence Interval)
State Upper Limit: 217,069,624 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 252,994,724 (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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