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2007 Confidence Interval Detail
178/Nueces
178-915/West Oso ISD

Category Summary

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

Stratum
Variance
A 29,205,747 0.9565 30,533,975 8 711 .005539791
A 29,125,644 1.0002 29,119,820 10 507 .003831174
A 29,154,004 0.9952 29,294,618 9 412 .011971875
A 29,161,340 1.0336 28,213,371 10 284 .003059144
F1 25,805,339 0.9517 27,114,993 8 166 .010720777
F1 26,244,444 0.9369 28,012,001 6 58 .006531538
F1 26,428,085 0.9395 28,129,947 6 25 .005757231
F1 24,365,167 0.9550 25,513,264 4 10 .001774221
G1 14,846,931 0.9342 15,892,669 13 42 .019501297
L1 28,224,833 0.9960 28,338,186 7 137 .004035858
L1 28,799,945 1.0634 27,082,890 6 37 .023227493
L1 27,049,491 1.0347 26,142,351 6 16 .008264178
L1 27,720,862 0.9929 27,919,088 4 8 .010292203
Random Totals: 346,131,832   351,307,173 97 2,413  
Catg D1 Exception Values: 7,003,182   7,193,263      
Catg G1 Exception Values: 16,579,807   16,635,617      
Total Test Values (4): 369,714,821   375,136,053      

Margin of Error

Margin of Error Percent: 5.0000001
Margin of Error Value: 18,756,803

Confidence Interval Values (5)

State Lower Limit: 356,379,250 (State Test Value minus Margin of Error Percent)
Local Test Value: 369,714,821 (Within Confidence Interval)
State Upper Limit: 393,892,856 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 494,205,548 (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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