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2006 Confidence Interval Detail
108/Hidalgo
108-903/Edcouch-Elsa ISD

Category Summary

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

Stratum
Variance
A 38,456,857 0.9406 40,885,453 12 1,475 .009882807
A 38,461,459 1.0398 36,989,285 9 957 .027182923
A 38,457,103 0.9344 41,157,002 14 659 .013377611
A 38,385,158 0.9587 40,038,759 12 383 .020022305
C 3,594,508 1.0178 3,531,645 7 408 .000730258
C 3,582,700 1.0315 3,473,291 8 257 .001671594
C 3,591,826 1.0029 3,581,440 8 180 .005970015
C 3,572,474 0.8700 4,106,292 9 100 .162235943
D3 10,781,337 0.9721 11,090,769 11 879 .004307771
F1 5,744,376 0.8919 6,440,605 8 104 .006681926
F1 5,923,106 0.8731 6,783,995 7 45 .005495736
F1 5,870,481 0.9272 6,331,407 7 22 .000785778
Random Totals: 196,421,385   204,409,943 112 5,469  
Catg D1 Exception Values: 4,600,408   4,663,862      
Catg F1 Exception Values: 4,821,282   5,385,749      
Total Test Values (4): 205,843,075   214,459,554      

Margin of Error

Margin of Error Percent: 5.0000001
Margin of Error Value: 10,722,978

Confidence Interval Values (5)

State Lower Limit: 203,736,576 (State Test Value minus Margin of Error Percent)
Local Test Value: 205,843,075 (Within Confidence Interval)
State Upper Limit: 225,182,532 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 192,228,637 (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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