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2012 Confidence Interval Detail
178/Nueces
178-904/Corpus Christi ISD

Category Summary

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

Stratum
Variance
A 1,696,519,147 0.9589 1,769,234,693 58 23,701 .026168262
A 1,573,743,359 0.9853 1,597,222,530 61 13,453 .031534071
A 1,536,700,919 0.9920 1,549,093,668 59 9,640 .016519245
A 1,472,282,938 1.0188 1,445,114,780 57 5,132 .017010615
B 132,798,849 1.1810 112,446,104 11 552 .013394603
B 108,193,518 1.0714 100,983,310 9 31 .037507036
B 203,713,622 1.0029 203,124,561 7 29 .002044278
B 182,274,969 0.9642 189,042,698 7 12 .002264365
F1 493,488,031 0.9856 500,698,083 11 1,976 .018657416
F1 528,748,562 1.0239 516,406,448 10 515 .005950058
F1 528,849,646 1.0106 523,302,638 9 170 .003388452
F1 582,177,377 0.9618 605,299,831 8 52 .015604632
L1 212,109,008 1.0172 208,522,422 10 2,279 .008346729
L1 223,513,288 1.0733 208,248,661 10 418 .006699299
L1 250,914,064 1.0481 239,398,973 9 137 .005843910
L1 267,364,283 1.0231 261,327,615 8 40 .008099904
Random Totals: 9,993,391,580   10,029,467,015 344 58,137  
Catg D1 Exception Values: 1,050,467   1,182,619      
Total Test Values (4): 9,994,442,047   10,030,649,634      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 501,532,482

Confidence Interval Values (5)

State Lower Limit: 9,529,117,152 (State Test Value minus Margin of Error Percent)
Local Test Value: 9,994,442,047 (Within Confidence Interval)
State Upper Limit: 10,532,182,116 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 11,337,389,187 (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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