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2010 Confidence Interval Detail
211/Sherman
098-901/Gruver ISD

Category Summary

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

Stratum
Variance
D3 1,848,340 0.9525 1,940,514 15 148 .001504349
G1 5,655,180 1.0387 5,444,479 6 17 .011550674
G1 5,803,740 1.0262 5,655,564 5 9 .003591090
G1 6,184,720 1.0013 6,176,690 4 7 .000372584
G1 4,781,720 1.0286 4,648,765 3 4 .005588074
Random Totals: 24,273,700   23,866,012 33 185  
Catg J Exception Values: 783,519   862,796      
Catg D1 Exception Values: 5,837,150   5,246,146      
Total Test Values (4): 30,894,369   29,974,954      

Margin of Error

Margin of Error Percent: 5.0000010
Margin of Error Value: 1,498,748

Confidence Interval Values (5)

State Lower Limit: 28,476,206 (State Test Value minus Margin of Error Percent)
Local Test Value: 30,894,369 (Within Confidence Interval)
State Upper Limit: 31,473,702 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 35,211,737 (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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