Christmas and New Year’s Holiday Hours

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2008 Confidence Interval Detail
133/Kerr
086-902/Harper ISD

Category Summary

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

Stratum
Variance
A 6,313,735 0.9223 6,845,641 15 60 .003098328
D3 30,344,023 1.0614 28,588,678 13 743 .031290772
Random Totals: 36,657,758   35,434,319 28 803  
Catg D1 Exception Values: 1,378,663   1,425,275      
Total Test Values (4): 38,036,421   36,859,594      

Margin of Error

Margin of Error Percent: 7.7661599
Margin of Error Value: 2,862,575

Confidence Interval Values (5)

State Lower Limit: 33,997,019 (State Test Value minus Margin of Error Percent)
Local Test Value: 38,036,421 (Within Confidence Interval)
State Upper Limit: 39,722,169 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 34,243,069 (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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