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2007 Confidence Interval Detail
115/Hudspeth
115-901/Fort Hancock ISD

Category Summary

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

Stratum
Variance
A 3,958,197 0.9110 4,344,892 15 237 .041776076
A 3,942,614 0.9626 4,095,797 13 127 .020603006
A 3,960,522 0.9657 4,101,193 15 87 .017405795
A 3,918,731 0.9914 3,952,724 14 51 .019412973
C 3,593,599 0.9780 3,674,437 18 4,779 .183949334
C 3,925,362 1.6684 2,352,770 24 1,789 .265497560
C 3,228,853 1.0856 2,974,257 18 504 .355910720
C 3,581,136 0.6750 5,305,387 19 208 .039935908
D3 45,635,400 1.0532 43,330,232 49 8,587 .180486838
Random Totals: 75,744,414   74,131,689 185 16,369  
Catg J Exception Values: 25,537,260   26,487,240      
Catg D1 Exception Values: 10,099,367   12,376,191      
Total Test Values (4): 111,381,041   112,995,120      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 5,649,756

Confidence Interval Values (5)

State Lower Limit: 107,345,364 (State Test Value minus Margin of Error Percent)
Local Test Value: 111,381,041 (Within Confidence Interval)
State Upper Limit: 118,644,876 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 142,447,766 (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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