Christmas and New Year’s Holiday Hours

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2009 Confidence Interval Detail
212/Smith
212-901/Arp ISD

Category Summary

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

Stratum
Variance
A 44,541,376 0.9953 44,751,709 9 640 .001426838
A 46,825,866 0.9699 48,279,066 15 277 .014600444
A 46,709,369 0.9489 49,224,754 7 169 .035864848
A 43,332,961 0.9143 47,394,686 7 80 .006503827
D3 58,084,227 1.0241 56,717,339 20 2,848 .137127187
G1 36,953,107 1.0126 36,493,292 9 134 .017540273
G1 37,070,951 1.0499 35,309,030 6 74 .014035017
G1 37,356,435 1.0122 36,906,180 7 40 .005374324
G1 35,952,823 1.0139 35,459,930 4 11 .006026014
Random Totals: 386,827,115   390,535,986 84 4,273  
Catg D1 Exception Values: 5,827,109   5,239,236      
Total Test Values (4): 392,654,224   395,775,222      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 19,788,761

Confidence Interval Values (5)

State Lower Limit: 375,986,461 (State Test Value minus Margin of Error Percent)
Local Test Value: 392,654,224 (Within Confidence Interval)
State Upper Limit: 415,563,983 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 421,396,802 (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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