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2011 Confidence Interval Detail
108/Hidalgo
108-905/Hidalgo ISD

Category Summary

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

Stratum
Variance
A 24,670,856 1.0090 24,450,799 11 671 .001031237
A 24,474,874 0.9900 24,722,095 10 415 .002037028
A 23,173,629 1.0199 22,721,472 10 287 .000997347
A 23,166,746 1.0125 22,880,737 10 165 .003613658
C 6,194,289 0.9888 6,264,451 10 324 .002296569
C 6,593,954 0.9755 6,759,563 10 65 .000320485
C 5,897,509 0.9821 6,004,998 11 25 .000415919
C 4,483,850 0.9871 4,542,448 5 8 .000266031
F1 42,442,590 0.9859 43,049,589 9 142 .003896563
F1 47,741,229 0.9579 49,839,471 11 42 .014921072
F1 28,069,817 0.9569 29,334,117 8 10 .002894681
F1 62,541,555 0.9479 65,979,064 4 10 .003235934
L1 28,054,847 1.0869 25,811,801 9 112 .012175427
L1 32,612,956 1.0183 32,026,864 6 14 .000847584
L1 17,560,020 1.0143 17,312,452 3 4 .000187276
Random Totals: 377,678,721   381,699,921 127 2,294  
Catg D1 Exception Values: 4,187,394   4,545,839      
Catg L1 Exception Values: 27,703,433   26,780,251      
Total Test Values (4): 409,569,548   413,026,011      

Margin of Error

Margin of Error Percent: 5.0000001
Margin of Error Value: 20,651,301

Confidence Interval Values (5)

State Lower Limit: 392,374,710 (State Test Value minus Margin of Error Percent)
Local Test Value: 409,569,548 (Within Confidence Interval)
State Upper Limit: 433,677,312 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 415,118,381 (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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