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2009 Confidence Interval Detail
141/Lampasas
141-901/Lampasas ISD

Category Summary

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

Stratum
Variance
A 156,979,460 0.9164 171,300,153 32 2,039 .022160011
A 164,085,370 0.9737 168,517,377 20 1,247 .007202120
A 163,116,110 0.9902 164,730,469 26 887 .007037074
A 74,023,530 0.9404 78,714,940 15 268 .007464845
D3 150,531,610 0.7650 196,773,346 20 5,784 .118038719
F1 18,343,460 0.9619 19,070,028 7 190 .006408188
F1 20,008,380 0.9836 20,341,989 7 104 .026659079
F1 20,677,510 0.9161 22,571,237 6 51 .012787995
F1 18,366,890 0.9962 18,436,950 4 12 .005483539
Random Totals: 786,132,320   860,456,489 137 10,582  
Catg D1 Exception Values: 19,894,190   21,545,248      
Total Test Values (4): 806,026,510   882,001,737      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 44,100,087

Confidence Interval Values (5)

Local Test Value: 806,026,510 (Outside Confidence Interval)
State Lower Limit: 837,901,650 (State Test Value minus Margin of Error Percent)
State Upper Limit: 926,101,824 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 862,801,794 (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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