Christmas and New Year’s Holiday Hours

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2008 Confidence Interval Detail
101/Harris
101-925/Huffman ISD

Category Summary

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

Stratum
Variance
A 153,640,732 0.9589 160,226,021 19 1,691 .028613718
A 156,721,450 1.0836 144,630,353 20 1,021 .086564971
A 164,595,904 1.0080 163,289,587 20 668 .005579574
A 188,220,046 1.0638 176,931,797 23 504 .089460430
C 14,369,132 1.0675 13,460,545 10 1,398 .041089186
C 12,039,621 0.9303 12,941,654 11 479 .059351026
C 18,054,406 0.9605 18,796,883 14 411 .023939969
C 14,545,131 0.9376 15,513,152 6 142 .004048352
Random Totals: 722,186,422   705,789,992 123 6,314  
Catg D1 Exception Values: 2,335,266   2,323,498      
Total Test Values (4): 724,521,688   708,113,490      

Margin of Error

Margin of Error Percent: 5.0000001
Margin of Error Value: 35,405,675

Confidence Interval Values (5)

State Lower Limit: 672,707,815 (State Test Value minus Margin of Error Percent)
Local Test Value: 724,521,688 (Within Confidence Interval)
State Upper Limit: 743,519,165 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 793,984,916 (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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