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2007 Confidence Interval Detail
070/Ellis
070-910/Palmer ISD

Category Summary

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

Stratum
Variance
A 39,158,336 0.9144 42,824,077 8 580 .020637646
A 39,023,113 0.9447 41,307,413 7 303 .031066819
A 39,076,362 0.9516 41,063,852 7 212 .009928293
A 39,000,573 1.0001 38,996,673 10 136 .012080900
D3 33,275,066 0.9044 36,792,421 14 1,127 .026321903
Random Totals: 189,533,450   200,984,436 46 2,358  
Catg D1 Exception Values: 3,299,423   2,844,836      
Total Test Values (4): 192,832,873   203,829,272      

Margin of Error

Margin of Error Percent: 5.0000002
Margin of Error Value: 10,191,464

Confidence Interval Values (5)

Local Test Value: 192,832,873 (Outside Confidence Interval)
State Lower Limit: 193,637,808 (State Test Value minus Margin of Error Percent)
State Upper Limit: 214,020,736 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 210,870,951 (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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