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2011 Confidence Interval Detail
167/Mills
167-902/Mullin ISD

Category Summary

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

Stratum
Variance
A 891,130 0.9072 982,286 10 41 .043455999
A 972,680 0.9493 1,024,629 10 27 .017880809
A 825,140 0.8767 941,189 10 16 .021754072
A 1,102,960 0.9167 1,203,185 5 12 .003779459
D3 34,363,540 0.9704 35,411,727 15 2,166 .015758947
Random Totals: 38,155,450   39,563,016 50 2,262  
Catg J Exception Values: 302,010   539,531      
Catg D1 Exception Values: 12,411,010   14,144,986      
Total Test Values (4): 50,868,470   54,247,533      

Margin of Error

Margin of Error Percent: 5.0000006
Margin of Error Value: 2,712,377

Confidence Interval Values (5)

Local Test Value: 50,868,470 (Outside Confidence Interval)
State Lower Limit: 51,535,156 (State Test Value minus Margin of Error Percent)
State Upper Limit: 56,959,910 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 53,323,161 (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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