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2008 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 8,475,592 0.8647 9,801,772 8 252 .038815945
A 11,244,493 0.8904 12,628,586 12 181 .045063569
A 9,014,111 1.0713 8,414,180 8 91 .024231220
A 15,224,206 0.9432 16,141,016 6 96 .007573027
D3 11,097,639 0.9466 11,723,684 10 869 .012593688
G1 33,243,200 0.7800 42,619,487 8 16 .049943883
Random Totals: 88,299,241   101,328,725 52 1,505  
Catg D1 Exception Values: 14,788,187   15,836,587      
Catg G1 Exception Values: 328,095,302   319,680,476      
Total Test Values (4): 431,182,730   436,845,788      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 21,842,289

Confidence Interval Values (5)

State Lower Limit: 415,003,499 (State Test Value minus Margin of Error Percent)
Local Test Value: 431,182,730 (Within Confidence Interval)
State Upper Limit: 458,688,077 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 442,228,454 (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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