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2011 Confidence Interval Detail
051/Cottle
051-901/Paducah ISD

Category Summary

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

Stratum
Variance
A 4,435,400 0.9856 4,500,203 10 279 .027163128
A 3,082,200 0.9497 3,245,446 10 110 .031186595
A 4,495,820 0.8453 5,318,609 11 103 .034098889
A 3,132,660 0.8565 3,657,513 10 36 .015140732
D3 9,531,560 1.0898 8,746,155 16 2,739 .054700840
G1 12,099,920 1.0927 11,073,414 8 31 .054989433
G1 12,175,810 1.0349 11,765,204 5 12 .005783284
G1 13,473,590 0.9917 13,586,357 4 7 .009000574
G1 10,008,190 0.9973 10,035,285 2 3 .008175780
Random Totals: 72,435,150   71,928,186 76 3,320  
Catg J Exception Values: 3,395,212   3,398,660      
Catg D1 Exception Values: 36,923,120   34,201,157      
Total Test Values (4): 112,753,482   109,528,003      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 5,476,400

Confidence Interval Values (5)

State Lower Limit: 104,051,603 (State Test Value minus Margin of Error Percent)
Local Test Value: 112,753,482 (Within Confidence Interval)
State Upper Limit: 115,004,403 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 125,681,167 (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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