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2006 Confidence Interval Detail
073/Falls
073-901/Chilton ISD

Category Summary

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

Stratum
Variance
A 3,426,939 0.9017 3,800,531 19 204 .104313015
A 3,410,187 0.8723 3,909,420 15 95 .063747604
A 3,416,217 0.9308 3,670,194 16 61 .008621394
A 3,339,117 0.9350 3,571,248 18 38 .013020356
D3 11,348,830 0.9485 11,965,029 23 1,197 .118725612
Random Totals: 24,941,290   26,916,422 91 1,595  
Catg J Exception Values: 3,538,107   3,843,198      
Catg D1 Exception Values: 6,919,440   6,190,882      
Total Test Values (4): 35,398,837   36,950,502      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 1,847,525

Confidence Interval Values (5)

State Lower Limit: 35,102,977 (State Test Value minus Margin of Error Percent)
Local Test Value: 35,398,837 (Within Confidence Interval)
State Upper Limit: 38,798,027 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 38,579,941 (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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