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2011 Confidence Interval Detail
034/Cass
034-909/Bloomburg ISD

Category Summary

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

Stratum
Variance
A 3,109,920 0.7335 4,239,836 16 94 .079503770
A 2,826,320 0.8657 3,264,780 10 48 .161411368
A 3,147,580 0.8596 3,661,680 10 37 .034756875
A 3,385,950 0.8645 3,916,657 10 22 .011108365
D3 15,373,565 0.8307 18,506,759 15 804 .040610894
Random Totals: 27,843,335   33,589,712 61 1,005  
Catg J Exception Values: 58,046   54,617      
Catg D1 Exception Values: 3,165,521   3,103,083      
Total Test Values (4): 31,066,902   36,747,412      

Margin of Error

Margin of Error Percent: 5.8707835
Margin of Error Value: 2,157,361

Confidence Interval Values (5)

Local Test Value: 31,066,902 (Outside Confidence Interval)
State Lower Limit: 34,590,051 (State Test Value minus Margin of Error Percent)
State Upper Limit: 38,904,773 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 37,622,912 (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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