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2009 Confidence Interval Detail
014/Bell
014-903/Belton ISD

Category Summary

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

Stratum
Variance
A 360,495,443 0.9334 386,217,531 57 4,297 .015827742
A 389,913,987 0.9652 403,972,220 57 2,931 .003607761
A 369,266,728 1.0001 369,229,805 57 1,966 .003735707
A 398,864,423 0.9660 412,903,129 41 1,170 .008833988
D3 134,285,545 0.9446 142,161,280 16 2,856 .028616419
F1 35,354,074 0.8702 40,627,527 7 289 .010142162
F1 39,069,994 0.8830 44,246,879 6 92 .027930573
F1 31,291,729 0.9159 34,165,006 6 32 .003183762
F1 41,802,495 0.9629 43,413,122 3 9 .020176178
Random Totals: 1,800,344,418   1,876,936,499 250 13,642  
Catg D1 Exception Values: 5,939,910   5,366,782      
Total Test Values (4): 1,806,284,328   1,882,303,281      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 94,115,164

Confidence Interval Values (5)

State Lower Limit: 1,788,188,117 (State Test Value minus Margin of Error Percent)
Local Test Value: 1,806,284,328 (Within Confidence Interval)
State Upper Limit: 1,976,418,445 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 1,918,158,072 (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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