Christmas and New Year’s Holiday Hours

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2006 Confidence Interval Detail
240/Webb
240-903/United ISD

Category Summary

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

Stratum
Variance
A 810,209,816 0.9122 888,193,177 57 9,445 .008332365
A 809,439,792 0.9544 848,113,780 57 6,462 .011865297
A 809,455,910 0.9734 831,575,827 57 4,633 .008697363
A 809,414,415 0.9849 821,823,957 57 2,451 .032860971
C 74,947,589 0.9436 79,427,288 9 3,965 .081097043
C 75,032,517 0.8643 86,813,048 8 2,444 .022360895
C 74,814,570 1.0412 71,854,178 11 599 .059582141
C 74,910,957 0.9306 80,497,482 7 164 .005045913
F1 414,834,395 1.0203 406,580,805 7 1,235 .025440363
F1 413,407,580 0.9742 424,355,964 7 408 .002112879
F1 414,595,091 1.1066 374,656,688 7 166 .016316162
F1 412,897,554 0.9394 439,533,270 6 49 .002256353
G1 338,107,976 1.0963 308,408,261 7 980 .068750347
G1 338,462,418 1.0825 312,667,361 7 366 .040205164
G1 338,106,269 1.1017 306,895,043 7 168 .015156766
G1 335,950,797 1.2488 269,018,896 6 66 .078261809
L1 123,672,931 1.0045 123,118,896 7 1,077 .004478087
L1 123,646,884 0.9400 131,539,238 7 230 .030279315
L1 126,873,796 1.0000 126,873,796 6 72 .001085946
L1 119,994,139 0.9863 121,660,893 5 17 .001793557
Random Totals: 7,038,775,396   7,053,607,848 342 34,997  
Catg D1 Exception Values: 66,348,660   106,111,944      
Total Test Values (4): 7,105,124,056   7,159,719,792      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 357,985,990

Confidence Interval Values (5)

State Lower Limit: 6,801,733,802 (State Test Value minus Margin of Error Percent)
Local Test Value: 7,105,124,056 (Within Confidence Interval)
State Upper Limit: 7,517,705,782 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 7,983,965,899 (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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