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2006 Confidence Interval Detail
206/San Saba
206-902/Richland Springs ISD

Category Summary

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

Stratum
Variance
A 1,019,336 0.9713 1,049,455 6 73 .008194088
A 1,023,104 0.9560 1,070,192 6 43 .020633693
A 1,031,752 0.9590 1,075,862 6 27 .023967594
A 976,146 1.0001 976,048 5 15 .006964136
D3 20,287,370 0.9866 20,562,913 20 2,298 .010862157
Random Totals: 24,337,708   24,734,470 43 2,456  
Catg J Exception Values: 1,943,660   1,957,261      
Catg D1 Exception Values: 16,132,660   18,914,523      
Total Test Values (4): 42,414,028   45,606,254      

Margin of Error

Margin of Error Percent: 5.0000007
Margin of Error Value: 2,280,313

Confidence Interval Values (5)

Local Test Value: 42,414,028 (Outside Confidence Interval)
State Lower Limit: 43,325,941 (State Test Value minus Margin of Error Percent)
State Upper Limit: 47,886,567 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 43,403,140 (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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