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2006 Confidence Interval Detail
223/Terry
223-901/Brownfield CISD

Category Summary

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

Stratum
Variance
A 28,197,822 0.9278 30,392,134 20 1,242 .097238414
A 28,159,804 0.8283 33,997,107 7 520 .017370390
A 28,176,797 0.8634 32,634,697 9 343 .013703815
A 28,150,921 0.9238 30,472,961 13 205 .003701579
D3 19,131,614 0.5767 33,174,292 11 2,085 .066462837
G1 60,348,830 1.0474 57,617,749 5 22 .029834477
G1 51,144,816 1.0512 48,653,744 3 6 .011536471
G1 54,171,748 1.2133 44,648,272 2 3 .135083803
L1 7,646,118 1.0771 7,098,800 8 111 .116407245
L1 7,646,348 1.0175 7,514,838 7 26 .011140659
L1 7,644,353 0.9936 7,693,592 4 8 .000417100
L1 7,458,715 1.0065 7,410,546 2 3 .002197954
Random Totals: 327,877,886   341,308,732 91 4,574  
Catg D1 Exception Values: 41,861,351   38,495,301      
Catg G1 Exception Values: 151,676,412   148,467,415      
Total Test Values (4): 521,415,649   528,271,448      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 26,413,572

Confidence Interval Values (5)

State Lower Limit: 501,857,876 (State Test Value minus Margin of Error Percent)
Local Test Value: 521,415,649 (Within Confidence Interval)
State Upper Limit: 554,685,020 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 565,555,668 (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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