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2007 Confidence Interval Detail
095/Hale
095-904/Petersburg ISD

Category Summary

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

Stratum
Variance
A 3,206,226 0.9201 3,484,649 11 170 .032257821
A 3,244,945 0.8660 3,747,050 11 100 .019765151
A 3,195,494 0.8296 3,851,849 9 58 .005920087
A 3,175,989 0.9011 3,524,569 7 29 .017136539
D3 7,499,541 0.9311 8,054,496 22 968 .010954928
Random Totals: 20,322,195   22,662,613 60 1,325  
Catg J Exception Values: 2,377,069   2,504,060      
Catg D1 Exception Values: 17,103,384   15,605,120      
Total Test Values (4): 39,802,648   40,771,793      

Margin of Error

Margin of Error Percent: 5.0000009
Margin of Error Value: 2,038,590

Confidence Interval Values (5)

State Lower Limit: 38,733,203 (State Test Value minus Margin of Error Percent)
Local Test Value: 39,802,648 (Within Confidence Interval)
State Upper Limit: 42,810,383 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 46,310,974 (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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