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2011 Confidence Interval Detail
001/Anderson
107-910/La Poynor ISD

Category Summary

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

Stratum
Variance
A 2,501,848 0.9749 2,566,261 10 29 .002118325
A 2,125,330 0.9836 2,160,767 7 13 .001554764
D3 26,452,508 0.9314 28,400,803 17 815 .250202216
G1 712,226 1.0521 676,957 3 5 .006957030
Random Totals: 31,791,912   33,804,788 37 862  
Catg D1 Exception Values: 2,557,485   2,393,315      
Catg G1 Exception Values: 32,335,576   31,190,802      
Total Test Values (4): 66,684,973   67,388,905      

Margin of Error

Margin of Error Percent: 10.2716671
Margin of Error Value: 6,921,964

Confidence Interval Values (5)

State Lower Limit: 60,466,941 (State Test Value minus Margin of Error Percent)
Local Test Value: 66,684,973 (Within Confidence Interval)
State Upper Limit: 74,310,869 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 63,284,642 (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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