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2010 Confidence Interval Detail
206/San Saba
206-901/San Saba ISD

Category Summary

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

Stratum
Variance
A 10,460,780 0.9343 11,196,382 14 358 .041826047
A 13,901,930 0.9633 14,431,569 13 273 .048243492
A 12,522,920 0.9903 12,645,582 13 162 .005159267
A 20,198,700 1.0053 20,092,211 12 150 .008598228
D3 68,334,280 0.9695 70,484,043 20 3,749 .008875292
F1 4,104,870 0.8780 4,675,251 9 93 .025550475
F1 4,229,570 0.9743 4,341,137 8 46 .018456716
F1 6,073,900 0.8325 7,295,976 7 31 .035981683
F1 2,841,330 0.9979 2,847,309 4 5 .001954422
L1 2,777,760 0.9732 2,854,254 9 89 .007166727
L1 2,330,230 1.0103 2,306,473 7 24 .000783983
L1 3,043,150 1.0071 3,021,696 6 17 .006326684
L1 2,418,420 0.9804 2,466,769 3 5 .006671978
Random Totals: 153,237,840   158,658,652 125 5,002  
Catg J Exception Values: 3,410,890   3,410,436      
Catg D1 Exception Values: 23,150,690   25,049,131      
Catg L1 Exception Values: 3,703,350   4,036,072      
Total Test Values (4): 183,502,770   191,154,291      

Margin of Error

Margin of Error Percent: 5.0000002
Margin of Error Value: 9,557,715

Confidence Interval Values (5)

State Lower Limit: 181,596,576 (State Test Value minus Margin of Error Percent)
Local Test Value: 183,502,770 (Within Confidence Interval)
State Upper Limit: 200,712,006 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 177,094,207 (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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