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2007 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 3,726,776 0.9788 3,807,495 15 100 .018194481
A 3,738,347 0.9323 4,009,811 12 60 .022413443
A 3,700,077 0.9576 3,863,907 11 41 .010719098
A 3,673,328 1.0549 3,482,158 12 25 .031399054
D3 15,238,200 0.9250 16,473,730 21 757 .088093637
Random Totals: 30,076,728   31,637,101 71 983  
Catg J Exception Values: 3,609,517   3,875,464      
Catg D1 Exception Values: 3,354,552   3,537,731      
Total Test Values (4): 37,040,797   39,050,296      

Margin of Error

Margin of Error Percent: 5.5330106
Margin of Error Value: 2,160,657

Confidence Interval Values (5)

State Lower Limit: 36,889,639 (State Test Value minus Margin of Error Percent)
Local Test Value: 37,040,797 (Within Confidence Interval)
State Upper Limit: 41,210,953 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 30,756,931 (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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