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2008 Confidence Interval Detail
031/Cameron
031-911/Rio Hondo ISD

Category Summary

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

Stratum
Variance
A 25,923,360 0.9972 25,996,149 10 834 .008759184
A 25,896,716 1.0036 25,803,822 14 470 .021038053
A 26,758,250 1.0555 25,351,255 11 305 .032916220
A 28,508,229 0.8949 31,856,329 8 182 .017595362
D3 31,967,323 0.9044 35,346,443 29 2,321 .054374401
Random Totals: 139,053,878   144,353,998 72 4,112  
Catg J Exception Values: 19,239,467   19,009,864      
Catg D1 Exception Values: 9,884,079   12,207,782      
Total Test Values (4): 168,177,424   175,571,644      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 8,778,582

Confidence Interval Values (5)

State Lower Limit: 166,793,062 (State Test Value minus Margin of Error Percent)
Local Test Value: 168,177,424 (Within Confidence Interval)
State Upper Limit: 184,350,226 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 205,291,238 (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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