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2007 Confidence Interval Detail
095/Hale
095-901/Abernathy ISD

Category Summary

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

Stratum
Variance
A 12,641,752 0.6750 18,728,521 7 381 .007657729
A 12,608,237 0.8588 14,681,226 9 195 .031108693
A 12,674,121 0.9784 12,953,926 8 128 .020670107
A 12,542,514 0.9052 13,856,069 6 77 .009234149
D3 16,065,967 0.9193 17,476,305 9 1,195 .012152235
G1 32,460,450 0.9590 33,848,227 7 21 .007737381
Random Totals: 98,993,041   111,544,274 46 1,997  
Catg D1 Exception Values: 18,230,546   17,765,604      
Catg G1 Exception Values: 207,822,416   213,228,045      
Total Test Values (4): 325,046,003   342,537,923      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 17,126,896

Confidence Interval Values (5)

Local Test Value: 325,046,003 (Outside Confidence Interval)
State Lower Limit: 325,411,027 (State Test Value minus Margin of Error Percent)
State Upper Limit: 359,664,819 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 360,004,208 (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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