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2009 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 25,282,273 0.9775 25,864,218 7 683 .020988588
A 23,325,707 1.1092 21,029,307 7 385 .005727888
A 23,868,328 0.9938 24,017,235 7 290 .006588526
A 23,215,153 1.0318 22,499,664 7 171 .002733368
C 6,862,131 1.0115 6,784,114 7 397 .000649783
C 7,168,956 1.0132 7,075,559 6 83 .000632398
C 7,842,276 0.9942 7,888,027 5 32 .000287864
C 8,758,961 1.0311 8,494,774 4 14 .000178295
F1 37,373,981 0.8677 43,072,469 8 118 .090413964
F1 39,424,524 0.9144 43,115,184 7 36 .042259451
F1 40,517,944 0.8288 48,887,481 8 12 .024561727
F1 42,841,079 0.8122 52,746,958 4 6 .081282503
L1 30,152,789 1.0037 30,041,635 7 111 .000512167
L1 32,456,370 1.0280 31,572,344 7 16 .000910665
L1 22,250,487 1.0048 22,144,195 3 4 .000866356
Random Totals: 371,340,959   395,233,164 94 2,358  
Catg D1 Exception Values: 4,626,945   4,835,344      
Catg L1 Exception Values: 23,177,323   23,016,997      
Total Test Values (4): 399,145,227   423,085,505      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 21,154,275

Confidence Interval Values (5)

Local Test Value: 399,145,227 (Outside Confidence Interval)
State Lower Limit: 401,931,230 (State Test Value minus Margin of Error Percent)
State Upper Limit: 444,239,780 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 437,808,288 (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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