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2009 Confidence Interval Detail
146/Liberty
146-902/Dayton ISD

Category Summary

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

Stratum
Variance
A 143,595,184 0.8674 165,546,673 16 3,245 .245394410
A 145,188,860 1.0060 144,322,922 18 1,634 .009676173
A 144,723,900 0.9797 147,722,670 24 1,144 .008799765
A 137,682,460 0.9441 145,834,615 15 712 .007413450
D3 87,005,474 0.9604 90,592,955 35 5,163 .093660954
F1 18,493,626 0.9575 19,314,492 7 136 .007051778
F1 19,313,550 0.9128 21,158,578 8 61 .003960067
F1 15,642,150 0.9473 16,512,351 5 22 .001429723
F1 10,382,980 0.8505 12,208,089 6 6 .014275007
G1 7,370,977 1.0863 6,785,397 5 18 .042572657
G1 6,661,488 1.2401 5,371,735 3 6 .073094490
G1 7,915,073 1.0490 7,545,351 2 3 .002153627
Random Totals: 743,975,722   782,915,828 144 12,150  
Catg J Exception Values: 39,760,851   39,505,389      
Catg D1 Exception Values: 16,582,239   16,941,652      
Catg G1 Exception Values: 16,503,714   16,200,001      
Total Test Values (4): 816,822,526   855,562,870      

Margin of Error

Margin of Error Percent: 5.0000001
Margin of Error Value: 42,778,144

Confidence Interval Values (5)

State Lower Limit: 812,784,726 (State Test Value minus Margin of Error Percent)
Local Test Value: 816,822,526 (Within Confidence Interval)
State Upper Limit: 898,341,014 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 1,324,485,757 (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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