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2010 Confidence Interval Detail
089/Gonzales
089-903/Nixon-Smiley CISD

Category Summary

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

Stratum
Variance
A 9,454,230 0.9937 9,514,169 12 353 .012145418
A 9,763,030 0.9926 9,835,815 11 192 .026618353
A 9,542,710 1.0294 9,270,167 9 122 .005317315
A 9,722,110 1.0174 9,555,838 9 70 .008043344
D3 60,779,210 1.0337 58,797,727 20 3,896 .069776689
G1 11,128,520 0.9559 11,641,929 12 44 .032115862
Random Totals: 110,389,810   108,615,645 73 4,677  
Catg J Exception Values: 3,636,326   3,452,747      
Catg D1 Exception Values: 15,254,040   15,300,114      
Catg G1 Exception Values: 3,133,240   3,010,328      
Total Test Values (4): 132,413,416   130,378,834      

Margin of Error

Margin of Error Percent: 5.4511992
Margin of Error Value: 7,107,210

Confidence Interval Values (5)

State Lower Limit: 123,271,624 (State Test Value minus Margin of Error Percent)
Local Test Value: 132,413,416 (Within Confidence Interval)
State Upper Limit: 137,486,044 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 153,561,929 (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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