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2009 Confidence Interval Detail
166/Milam
166-907/Buckholts ISD

Category Summary

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

Stratum
Variance
A 1,403,850 0.9852 1,424,939 11 75 .037885908
A 1,197,210 0.9959 1,202,139 10 32 .029161986
A 1,517,870 0.8998 1,686,897 8 26 .002247883
A 1,484,470 0.9001 1,649,228 6 14 .060113546
D3 8,374,140 0.9991 8,381,684 20 665 .050166023
Random Totals: 13,977,540   14,344,887 55 812  
Catg J Exception Values: 6,961,860   6,857,349      
Catg D1 Exception Values: 4,677,161   3,921,914      
Total Test Values (4): 25,616,561   25,124,150      

Margin of Error

Margin of Error Percent: 5.0000020
Margin of Error Value: 1,256,208

Confidence Interval Values (5)

State Lower Limit: 23,867,942 (State Test Value minus Margin of Error Percent)
Local Test Value: 25,616,561 (Within Confidence Interval)
State Upper Limit: 26,380,358 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 26,563,279 (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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