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2007 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 74,662,586 0.9949 75,045,317 11 1,113 .048478781
A 74,416,585 0.9724 76,528,779 10 634 .043251316
A 74,410,303 1.1248 66,154,252 12 454 .011892682
A 74,443,258 1.1456 64,981,894 7 273 .011037399
D3 234,703,735 0.9223 254,476,564 24 6,987 .045958883
F1 17,652,257 0.8144 21,675,168 7 188 .087276013
F1 17,551,888 0.9677 18,137,737 6 79 .009942506
F1 18,655,570 0.9066 20,577,509 6 36 .002210339
F1 16,527,848 1.0143 16,294,832 4 9 .000149253
G1 44,312,789 0.9123 48,572,607 7 130 .020973397
G1 44,938,459 1.0424 43,110,571 6 61 .018499830
G1 44,029,240 0.8704 50,585,064 6 31 .053646980
G1 43,474,961 1.1047 39,354,541 5 13 .004369978
Random Totals: 779,779,479   795,494,835 111 10,008  
Catg J Exception Values: 12,725,646   12,745,802      
Catg D1 Exception Values: 14,934,394   16,333,339      
Total Test Values (4): 807,439,519   824,573,976      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 41,228,699

Confidence Interval Values (5)

State Lower Limit: 783,345,277 (State Test Value minus Margin of Error Percent)
Local Test Value: 807,439,519 (Within Confidence Interval)
State Upper Limit: 865,802,675 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 872,825,224 (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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