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2008 Confidence Interval Detail
070/Ellis
070-907/Italy ISD

Category Summary

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

Stratum
Variance
A 12,635,744 0.9381 13,469,506 14 251 .028593918
A 14,946,570 0.9378 15,937,908 16 201 .005513472
A 13,819,000 0.9572 14,436,899 18 138 .006454602
A 14,668,760 0.9545 15,368,004 15 82 .001870359
D3 23,847,120 0.9851 24,207,816 25 943 .009849920
F1 3,076,110 0.7208 4,267,633 7 36 .357652248
Random Totals: 82,993,304   87,687,766 95 1,651  
Catg D1 Exception Values: 4,752,577   4,080,606      
Catg F1 Exception Values: 8,706,850   9,354,747      
Total Test Values (4): 96,452,731   101,123,119      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 5,056,156

Confidence Interval Values (5)

State Lower Limit: 96,066,963 (State Test Value minus Margin of Error Percent)
Local Test Value: 96,452,731 (Within Confidence Interval)
State Upper Limit: 106,179,275 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 98,361,576 (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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