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2006 Confidence Interval Detail
062/Dewitt
062-903/Yoakum ISD

Category Summary

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

Stratum
Variance
A 20,360,334 1.0623 19,166,275 12 773 .015542103
A 20,320,534 0.9972 20,377,591 17 426 .011060232
A 20,386,036 0.9801 20,799,955 12 278 .006807245
A 20,240,510 0.9697 20,872,961 11 163 .018367407
D3 89,004,545 0.9863 90,240,845 20 5,201 .019808330
F1 5,069,119 0.8889 5,702,688 7 135 .004958019
F1 5,062,267 0.9715 5,210,774 6 46 .014596126
F1 5,048,418 1.0271 4,915,216 5 13 .016454729
F1 4,894,367 0.9421 5,195,167 3 4 .002410357
G1 12,922,729 0.9744 13,262,242 5 25 .056595307
G1 12,488,700 0.9273 13,467,810 4 10 .021643814
G1 13,018,130 1.0582 12,302,145 3 4 .005070659
L1 4,098,589 1.0060 4,074,144 7 141 .026331624
L1 4,002,129 1.0335 3,872,403 8 33 .017534249
L1 4,009,348 1.0003 4,008,146 5 14 .013141134
L1 3,716,861 0.9269 4,009,991 3 6 .010247539
Random Totals: 244,642,616   247,478,353 128 7,272  
Catg J Exception Values: 6,632,901   6,546,946      
Catg D1 Exception Values: 12,915,510   9,673,366      
Catg G1 Exception Values: 9,488,150   8,361,436      
Total Test Values (4): 273,679,177   272,060,101      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 13,603,005

Confidence Interval Values (5)

State Lower Limit: 258,457,096 (State Test Value minus Margin of Error Percent)
Local Test Value: 273,679,177 (Within Confidence Interval)
State Upper Limit: 285,663,106 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 306,062,435 (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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