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2008 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 12,171,370 1.0121 12,025,857 11 442 .031664784
A 11,991,160 0.9294 12,902,044 9 242 .036327166
A 12,363,700 0.9553 12,942,217 7 161 .021403065
A 12,207,950 1.0700 11,409,299 7 94 .018484039
D3 52,337,310 1.0490 49,892,574 18 3,729 .024948157
F1 3,226,070 0.9356 3,448,130 8 91 .008297760
F1 3,636,750 1.0366 3,508,345 6 45 .020561636
F1 3,284,990 0.8578 3,829,552 5 17 .006139160
F1 3,816,390 1.0270 3,716,056 3 7 .009637094
L1 2,633,450 0.9585 2,747,470 9 80 .013733596
L1 3,247,730 1.0037 3,235,758 6 32 .000980655
L1 3,096,740 1.0195 3,037,509 5 14 .003391132
Random Totals: 124,013,610   122,694,811 94 4,954  
Catg J Exception Values: 3,611,980   3,437,733      
Catg D1 Exception Values: 24,420,930   25,812,506      
Catg L1 Exception Values: 3,678,150   3,555,170      
Total Test Values (4): 155,724,670   155,500,220      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 7,775,011

Confidence Interval Values (5)

State Lower Limit: 147,725,209 (State Test Value minus Margin of Error Percent)
Local Test Value: 155,724,670 (Within Confidence Interval)
State Upper Limit: 163,275,231 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 155,065,788 (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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