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2007 Confidence Interval Detail
208/Scurry
208-901/Hermleigh ISD

Category Summary

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

Stratum
Variance
A 1,671,670 1.0456 1,598,766 8 71 .012377060
A 1,707,303 1.1598 1,472,067 6 33 .010344264
A 1,679,273 1.2594 1,333,391 5 19 .024331719
A 1,592,763 1.1817 1,347,857 4 12 .006476764
D3 12,993,957 1.0187 12,755,430 20 1,177 .006062551
Random Totals: 19,644,966   18,507,511 43 1,312  
Catg J Exception Values: 7,848,970   8,220,316      
Catg D1 Exception Values: 15,030,636   15,191,656      
Total Test Values (4): 42,524,572   41,919,483      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 2,095,974

Confidence Interval Values (5)

State Lower Limit: 39,823,509 (State Test Value minus Margin of Error Percent)
Local Test Value: 42,524,572 (Within Confidence Interval)
State Upper Limit: 44,015,457 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 53,593,965 (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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