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2008 Confidence Interval Detail
107/Henderson
107-905/Eustace ISD

Category Summary

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

Stratum
Variance
A 83,404,650 1.0538 79,146,565 34 1,366 .047934944
A 84,106,370 0.9966 84,393,307 25 522 .019415060
A 88,327,370 1.0134 87,159,434 15 297 .007534923
A 131,286,010 0.9266 141,685,744 10 208 .004420271
C 6,346,120 0.8559 7,414,558 16 4,004 .653397894
C 6,584,970 1.0137 6,495,975 11 881 .058599641
C 6,458,530 0.9505 6,794,876 7 146 .012104342
C 13,622,930 1.0689 12,744,812 6 93 .009686244
D3 80,300,390 0.9701 82,775,374 16 2,149 .015846392
Random Totals: 500,437,340   508,610,645 140 9,666  
Catg D1 Exception Values: 3,247,160   2,999,034      
Total Test Values (4): 503,684,500   511,609,679      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 25,580,484

Confidence Interval Values (5)

State Lower Limit: 486,029,195 (State Test Value minus Margin of Error Percent)
Local Test Value: 503,684,500 (Within Confidence Interval)
State Upper Limit: 537,190,163 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 471,501,766 (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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