Veteran's Day

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2007 Confidence Interval Detail
236/Walker
093-905/Richards ISD

Category Summary

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

Stratum
Variance
A 1,106,606 0.9982 1,108,601 6 29 .010440596
A 1,093,033 0.9978 1,095,443 5 19 .007827905
A 1,045,577 1.0274 1,017,692 5 13 .001444029
A 1,044,181 1.0572 987,685 4 8 .014052570
D3 17,910,770 0.9820 18,239,073 37 589 .079873506
Random Totals: 22,200,167   22,448,494 57 658  
Catg D1 Exception Values: 2,175,720   2,046,807      
Total Test Values (4): 24,375,887   24,495,301      

Margin of Error

Margin of Error Percent: 6.7395089
Margin of Error Value: 1,650,863

Confidence Interval Values (5)

State Lower Limit: 22,844,438 (State Test Value minus Margin of Error Percent)
Local Test Value: 24,375,887 (Within Confidence Interval)
State Upper Limit: 26,146,164 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 21,190,461 (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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