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2007 Confidence Interval Detail
198/Robertson
198-901/Bremond ISD

Category Summary

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

Stratum
Variance
A 4,956,141 0.9217 5,377,174 7 227 .105117930
A 4,980,394 0.9102 5,471,758 7 112 .091886145
A 4,966,505 0.8223 6,039,773 6 71 .013282910
A 4,864,046 0.8581 5,668,391 6 42 .018788304
D3 24,058,210 0.7505 32,056,243 18 2,163 .016137590
G1 23,305,838 0.9979 23,354,883 8 49 .037151608
Random Totals: 67,131,134   77,968,222 52 2,664  
Catg J Exception Values: 11,358,016   10,966,395      
Catg D1 Exception Values: 7,439,340   8,177,733      
Total Test Values (4): 85,928,490   97,112,350      

Margin of Error

Margin of Error Percent: 5.0000005
Margin of Error Value: 4,855,618

Confidence Interval Values (5)

Local Test Value: 85,928,490 (Outside Confidence Interval)
State Lower Limit: 92,256,732 (State Test Value minus Margin of Error Percent)
State Upper Limit: 101,967,968 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 526,041,922 (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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