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2007 Confidence Interval Detail
112/Hopkins
112-910/Sulphur Bluff ISD

Category Summary

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

Stratum
Variance
A 1,981,695 1.0506 1,886,251 6 43 .010273131
A 1,982,930 0.9811 2,021,129 6 29 .009992833
A 1,977,491 0.9861 2,005,366 5 22 .004453044
A 1,964,165 0.9898 1,984,406 5 14 .001251974
D3 27,448,200 0.9409 29,172,282 20 1,454 .084933800
G1 554,691 1.1145 497,704 5 13 .029688417
Random Totals: 35,909,172   37,567,138 47 1,575  
Catg J Exception Values: 2,317,210   2,285,790      
Catg D1 Exception Values: 7,156,070   6,502,531      
Catg G1 Exception Values: 5,603,193   5,531,301      
Total Test Values (4): 50,985,645   51,886,760      

Margin of Error

Margin of Error Percent: 7.3467991
Margin of Error Value: 3,812,016

Confidence Interval Values (5)

State Lower Limit: 48,074,744 (State Test Value minus Margin of Error Percent)
Local Test Value: 50,985,645 (Within Confidence Interval)
State Upper Limit: 55,698,776 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 48,587,741 (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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