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2009 Confidence Interval Detail
071/El Paso
071-906/Anthony ISD

Category Summary

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

Stratum
Variance
A 13,110,519 0.9362 14,003,972 11 253 .008185103
A 13,859,879 1.0230 13,548,269 10 165 .015820939
A 17,869,823 1.0150 17,605,737 12 155 .002425932
A 17,301,932 0.9655 17,920,178 7 109 .001220013
F1 9,856,394 1.0148 9,712,647 9 46 .018701747
L1 5,699,464 1.0210 5,582,237 7 43 .000760627
L1 3,668,866 1.0048 3,651,340 4 6 .000314017
L1 3,801,951 0.9580 3,968,634 2 4 .000598280
Random Totals: 85,168,828   85,993,014 62 781  
Catg D1 Exception Values: 477,583   459,430      
Catg F1 Exception Values: 23,920,728   24,666,696      
Catg L1 Exception Values: 12,185,900   12,185,899      
Total Test Values (4): 121,753,039   123,305,039      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 6,165,252

Confidence Interval Values (5)

State Lower Limit: 117,139,787 (State Test Value minus Margin of Error Percent)
Local Test Value: 121,753,039 (Within Confidence Interval)
State Upper Limit: 129,470,291 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 147,456,723 (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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