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2008 Confidence Interval Detail
123/Jefferson
123-910/Beaumont ISD

Category Summary

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

Stratum
Variance
A 768,650,900 0.9620 799,013,410 56 14,848 .009220134
A 820,152,460 0.9847 832,895,765 62 7,827 .006972187
A 963,026,960 0.9741 988,632,543 55 5,902 .002141025
A 969,602,900 0.9849 984,468,372 55 2,955 .006705499
F1 296,397,380 0.8716 340,061,244 16 1,395 .027718108
F1 300,805,000 0.8740 344,170,481 14 358 .046121921
F1 306,174,780 0.9542 320,870,656 14 110 .117894423
F1 312,753,190 0.8585 364,301,910 10 33 .017880638
L1 190,243,349 0.8255 230,458,327 7 1,872 .322239951
L1 191,236,610 1.0193 187,615,628 8 322 .049146315
L1 196,238,155 0.9506 206,436,098 8 128 .018438782
L1 240,993,600 0.9636 250,097,136 6 51 .010612438
Random Totals: 5,556,275,284   5,849,021,570 311 35,801  
Catg D1 Exception Values: 8,360,170   8,216,520      
Total Test Values (4): 5,564,635,454   5,857,238,090      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 292,861,905

Confidence Interval Values (5)

State Lower Limit: 5,564,376,185 (State Test Value minus Margin of Error Percent)
Local Test Value: 5,564,635,454 (Within Confidence Interval)
State Upper Limit: 6,150,099,995 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 9,017,000,521 (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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