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2008 Confidence Interval Detail
075/Fayette
075-902/La Grange ISD

Category Summary

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

Stratum
Variance
A 73,457,210 1.0026 73,266,717 22 1,102 .043200601
A 77,639,998 1.0189 76,199,821 20 667 .016888545
A 78,407,420 1.0422 75,232,604 16 481 .053192330
A 79,481,450 1.0133 78,438,222 11 295 .016271505
D3 255,355,837 0.9677 263,879,133 51 7,148 .135330721
F1 18,436,416 0.9807 18,799,241 8 200 .050706082
F1 20,023,910 0.8586 23,321,582 6 88 .169449965
F1 20,964,570 0.9656 21,711,444 6 35 .011947260
F1 19,066,020 1.1419 16,696,751 4 10 .011010856
G1 50,348,999 0.9599 52,452,338 10 129 .026753735
G1 49,743,421 0.8834 56,309,057 7 59 .159591046
G1 50,969,820 0.9959 51,179,657 6 33 .002864483
G1 48,748,121 1.1026 44,211,973 5 13 .040484360
Random Totals: 842,643,192   851,698,540 172 10,260  
Catg J Exception Values: 12,888,363   13,790,059      
Catg D1 Exception Values: 16,116,027   16,606,903      
Total Test Values (4): 871,647,582   882,095,502      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 44,104,775

Confidence Interval Values (5)

State Lower Limit: 837,990,727 (State Test Value minus Margin of Error Percent)
Local Test Value: 871,647,582 (Within Confidence Interval)
State Upper Limit: 926,200,277 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 945,789,608 (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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