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2008 Confidence Interval Detail
147/Limestone
147-903/Mexia ISD

Category Summary

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

Stratum
Variance
A 32,450,341 0.9820 33,045,154 19 1,150 .089812133
A 37,055,900 1.0053 36,860,539 16 749 .048633856
A 47,612,940 1.0376 45,887,567 15 614 .037821553
A 59,582,188 0.9877 60,324,175 15 413 .026986655
D3 74,033,961 1.0221 72,433,188 39 3,528 .053697813
F1 14,387,537 0.9819 14,652,752 7 185 .035961874
F1 17,119,344 1.0116 16,923,037 7 66 .005511776
F1 19,424,695 0.9504 20,438,442 6 21 .000526405
G1 8,843,040 0.8996 9,829,969 6 27 .068894677
G1 9,070,467 0.9463 9,585,192 5 13 .013680506
G1 8,217,508 0.8905 9,227,971 4 9 .022093719
G1 8,200,150 1.0013 8,189,504 3 6 .000005815
L1 7,915,238 0.9608 8,238,174 8 161 .009645970
L1 8,537,451 1.0162 8,401,349 7 27 .005706302
L1 6,328,453 0.9937 6,368,575 3 4 .000166370
Random Totals: 358,779,213   360,405,588 160 6,973  
Catg J Exception Values: 20,805,784   21,248,138      
Catg D1 Exception Values: 4,202,135   5,002,005      
Catg F1 Exception Values: 14,654,680   14,589,466      
Catg L1 Exception Values: 11,781,330   12,143,765      
Total Test Values (4): 410,223,142   413,388,962      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 20,669,448

Confidence Interval Values (5)

State Lower Limit: 392,719,514 (State Test Value minus Margin of Error Percent)
Local Test Value: 410,223,142 (Within Confidence Interval)
State Upper Limit: 434,058,410 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 392,902,832 (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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