Veteran's Day

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2009 Confidence Interval Detail
107/Henderson
107-908/Murchison ISD

Category Summary

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

Stratum
Variance
A 2,716,100 0.9638 2,818,116 6 63 .016948040
A 3,718,460 0.9909 3,752,609 6 53 .007796286
A 3,734,850 0.9958 3,750,603 6 40 .003701655
A 4,043,400 1.0190 3,968,008 5 28 .003585417
D3 11,965,470 0.9840 12,160,030 12 328 .004986892
G1 6,797,513 1.0221 6,650,536 5 15 .018295090
Random Totals: 32,975,793   33,099,902 40 527  
Catg J Exception Values: 3,410,200   3,438,457      
Catg D1 Exception Values: 598,800   555,881      
Catg G1 Exception Values: 5,123,836   5,212,482      
Total Test Values (4): 42,108,629   42,306,722      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 2,115,336

Confidence Interval Values (5)

State Lower Limit: 40,191,386 (State Test Value minus Margin of Error Percent)
Local Test Value: 42,108,629 (Within Confidence Interval)
State Upper Limit: 44,422,058 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 40,545,445 (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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