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2006 Confidence Interval Detail
187/Polk
187-906/Leggett ISD

Category Summary

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

Stratum
Variance
A 3,669,534 0.9955 3,686,122 14 188 .011357487
A 3,665,371 1.0040 3,650,768 12 80 .001488988
A 3,722,108 0.9991 3,725,461 9 47 .001512819
A 3,543,451 1.0212 3,469,889 7 22 .002335839
D3 5,614,074 0.9824 5,714,652 12 960 .002608634
G1 42,513,670 1.0327 41,167,493 15 19 .012843640
Random Totals: 62,728,208   61,414,385 69 1,316  
Catg J Exception Values: 4,651,873   4,326,805      
Catg D1 Exception Values: 10,743,122   10,217,846      
Catg G1 Exception Values: 11,614,550   11,170,234      
Total Test Values (4): 89,737,753   87,129,270      

Margin of Error

Margin of Error Percent: 5.0000006
Margin of Error Value: 4,356,464

Confidence Interval Values (5)

State Lower Limit: 82,772,806 (State Test Value minus Margin of Error Percent)
Local Test Value: 89,737,753 (Within Confidence Interval)
State Upper Limit: 91,485,734 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 97,892,199 (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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