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2008 Confidence Interval Detail
019/Bowie
019-908/Liberty-Eylau ISD

Category Summary

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

Stratum
Variance
A 51,792,266 0.8701 59,524,498 14 1,216 .051868481
A 58,925,174 0.9840 59,883,307 9 841 .014100450
A 65,048,360 0.9872 65,891,775 13 649 .003861081
A 65,715,410 0.9838 66,797,530 15 388 .002068230
C 5,375,872 0.7982 6,734,994 7 787 .123355452
C 5,250,739 0.7981 6,579,049 9 329 .361484277
C 5,433,162 1.0898 4,985,467 7 115 .217232561
C 5,133,787 1.0264 5,001,741 5 18 .031660731
D3 51,477,888 0.9870 52,155,915 15 1,264 .067408612
F1 17,180,538 0.8668 19,820,648 8 116 .033305814
F1 15,621,097 0.8341 18,728,087 6 37 .020054911
F1 22,582,449 0.9812 23,015,134 5 25 .028789204
F1 18,807,079 1.0046 18,720,963 4 8 .000944909
L1 10,066,412 1.1215 8,975,847 8 103 .067680754
L1 9,566,148 1.0067 9,502,481 6 26 .010330130
L1 13,033,210 1.1300 11,533,814 4 11 .020180038
L1 10,496,095 1.0577 9,923,509 3 4 .020454030
Random Totals: 431,505,686   447,774,759 138 5,937  
Catg D1 Exception Values: 2,022,371   2,256,305      
Total Test Values (4): 433,528,057   450,031,064      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 22,501,553

Confidence Interval Values (5)

State Lower Limit: 427,529,511 (State Test Value minus Margin of Error Percent)
Local Test Value: 433,528,057 (Within Confidence Interval)
State Upper Limit: 472,532,617 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 477,392,541 (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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