Veteran's Day

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2009 Confidence Interval Detail
133/Kerr
130-902/Comfort ISD

Category Summary

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

Stratum
Variance
A 6,741,299 0.9384 7,183,822 9 94 .026446252
A 6,193,695 0.9231 6,709,669 8 37 .012365922
A 6,525,387 0.9272 7,037,734 5 21 .017252314
A 8,989,846 1.0745 8,366,539 7 12 .050441567
D3 102,631,431 0.9472 108,352,440 22 1,992 .177637742
Random Totals: 131,081,658   137,650,204 51 2,156  
Catg D1 Exception Values: 4,652,909   5,076,023      
Total Test Values (4): 135,734,567   142,726,227      

Margin of Error

Margin of Error Percent: 13.6738611
Margin of Error Value: 19,516,186

Confidence Interval Values (5)

State Lower Limit: 123,210,041 (State Test Value minus Margin of Error Percent)
Local Test Value: 135,734,567 (Within Confidence Interval)
State Upper Limit: 162,242,413 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 130,686,367 (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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