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2006 Confidence Interval Detail
120/Jackson
120-901/Edna ISD

Category Summary

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

Stratum
Variance
A 21,946,279 0.8213 26,721,392 20 423 .090190017
A 21,843,767 0.9063 24,102,137 22 223 .009804884
A 21,905,408 0.9508 23,038,923 19 142 .006252225
A 21,803,202 0.9171 23,774,073 20 87 .009597896
D3 74,342,256 0.9816 75,735,795 20 4,239 .065800394
F1 6,060,986 0.9055 6,693,524 7 68 .014533214
F1 6,048,569 0.9833 6,151,296 7 35 .005165250
F1 5,753,098 0.9238 6,227,645 7 14 .006998671
G1 49,330,722 0.8622 57,214,941 8 29 .008539450
G1 52,711,541 0.9394 56,111,924 5 8 .051072185
G1 54,147,953 0.9721 55,702,040 2 3 .000828272
Random Totals: 335,893,781   361,473,690 137 5,271  
Catg J Exception Values: 17,499,905   18,755,129      
Catg D1 Exception Values: 28,637,230   27,320,737      
Catg F1 Exception Values: 2,525,364   2,815,269      
Catg G1 Exception Values: 28,473,374   28,439,310      
Total Test Values (4): 413,029,654   438,802,603      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 21,940,130

Confidence Interval Values (5)

Local Test Value: 413,029,654 (Outside Confidence Interval)
State Lower Limit: 416,862,473 (State Test Value minus Margin of Error Percent)
State Upper Limit: 460,742,733 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 432,143,926 (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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