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2010 Confidence Interval Detail
178/Nueces
178-906/London ISD

Category Summary

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

Stratum
Variance
A 27,237,302 0.9909 27,487,438 9 94 .006010506
A 34,171,040 0.9527 35,867,576 9 99 .005146782
A 27,816,997 0.9559 29,100,321 9 68 .008055421
A 23,213,953 0.9352 24,822,448 8 44 .004473933
C 8,026,903 1.0064 7,975,858 9 120 .002969778
C 3,302,988 1.0266 3,217,405 9 47 .001981046
C 2,318,705 0.9756 2,376,696 8 29 .021695322
C 2,372,100 0.9570 2,478,683 8 20 .006570593
D3 26,058,521 1.0326 25,235,833 15 729 .029983769
G1 4,714,378 0.9578 4,922,090 6 18 .011934058
G1 5,531,276 0.9719 5,691,199 3 5 .000029102
Random Totals: 164,764,163   169,175,547 93 1,273  
Catg J Exception Values: 3,541,645   3,898,707      
Catg D1 Exception Values: 15,269,644   16,515,891      
Catg G1 Exception Values: 8,096,244   8,123,282      
Total Test Values (4): 191,671,696   197,713,427      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 9,885,671

Confidence Interval Values (5)

State Lower Limit: 187,827,756 (State Test Value minus Margin of Error Percent)
Local Test Value: 191,671,696 (Within Confidence Interval)
State Upper Limit: 207,599,098 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 219,828,019 (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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