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2011 Confidence Interval Detail
206/San Saba
206-903/Cherokee ISD

Category Summary

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

Stratum
Variance
A 992,170 1.0601 935,921 10 32 .007254022
A 1,032,680 0.9378 1,101,173 10 19 .026188789
A 1,080,830 1.0073 1,072,997 6 13 .008945136
A 402,310 1.0528 382,133 3 3 .002163968
D3 23,727,700 0.9799 24,214,410 20 1,633 .015288597
Random Totals: 27,235,690   27,706,634 49 1,700  
Catg J Exception Values: 1,483,000   1,450,875      
Catg D1 Exception Values: 11,542,400   12,512,065      
Total Test Values (4): 40,261,090   41,669,574      

Margin of Error

Margin of Error Percent: 5.0000007
Margin of Error Value: 2,083,479

Confidence Interval Values (5)

State Lower Limit: 39,586,095 (State Test Value minus Margin of Error Percent)
Local Test Value: 40,261,090 (Within Confidence Interval)
State Upper Limit: 43,753,053 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 39,350,468 (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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