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2011 Confidence Interval Detail
242/Wheeler
242-905/Kelton ISD

Category Summary

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

Stratum
Variance
D3 5,403,520 0.7734 6,986,708 10 527 .018930146
G1 141,723,850 1.0341 137,050,430 9 167 .004129356
G1 141,271,140 1.0231 138,081,458 9 78 .007826042
G1 143,888,960 1.0088 142,633,783 8 36 .004001178
G1 138,803,020 0.9945 139,570,659 5 11 .004664857
Random Totals: 571,090,490   564,323,038 41 819  
Catg J Exception Values: 2,912,012   3,158,312      
Catg D1 Exception Values: 4,499,010   4,505,924      
Total Test Values (4): 578,501,512   571,987,274      

Margin of Error

Margin of Error Percent: 5.0000001
Margin of Error Value: 28,599,364

Confidence Interval Values (5)

State Lower Limit: 543,387,910 (State Test Value minus Margin of Error Percent)
Local Test Value: 578,501,512 (Within Confidence Interval)
State Upper Limit: 600,586,638 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 739,494,659 (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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