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2010 Confidence Interval Detail
154/Madison
154-901/Madisonville CISD

Category Summary

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

Stratum
Variance
A 27,483,930 1.0146 27,088,439 8 739 .038350111
A 28,576,030 0.9704 29,447,681 12 390 .016991138
A 30,341,560 1.0197 29,755,379 9 281 .033493265
A 31,112,130 0.9259 33,602,041 12 172 .026883005
D3 133,455,265 0.9216 144,808,230 21 5,796 .019107372
F1 11,558,660 0.9800 11,794,551 9 142 .002253226
F1 11,149,220 0.9769 11,412,857 8 38 .081878755
F1 10,260,470 0.9121 11,249,282 7 16 .102674706
F1 10,404,140 0.9006 11,552,454 4 6 .008619921
G1 6,648,098 1.0394 6,396,092 7 26 .017830234
G1 6,760,248 1.0000 6,760,248 5 12 .003148274
G1 6,694,257 0.9827 6,812,106 3 4 .000168836
L1 4,275,900 0.9721 4,398,622 9 115 .031067243
L1 4,105,240 1.0057 4,081,973 7 25 .003129654
L1 5,628,460 1.0571 5,324,435 6 14 .020316797
L1 7,729,730 1.0255 7,537,523 2 6 .001906645
Random Totals: 336,183,338   352,021,913 129 7,782  
Catg J Exception Values: 14,988,941   15,186,444      
Catg D1 Exception Values: 12,587,455   13,677,699      
Catg G1 Exception Values: 16,095,605   16,626,948      
Total Test Values (4): 379,855,339   397,513,004      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 19,875,650

Confidence Interval Values (5)

State Lower Limit: 377,637,354 (State Test Value minus Margin of Error Percent)
Local Test Value: 379,855,339 (Within Confidence Interval)
State Upper Limit: 417,388,654 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 379,430,434 (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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