Christmas and New Year’s Holiday Hours

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2008 Confidence Interval Detail
125/Jim Wells
125-901/Alice ISD

Category Summary

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

Stratum
Variance
A 75,962,040 0.9868 76,978,152 21 2,232 .033741742
A 78,543,528 0.9241 84,994,620 19 1,296 .048069198
A 69,405,949 0.9826 70,634,998 22 719 .009370268
A 124,512,504 0.9963 124,974,911 37 761 .001706494
D3 88,637,521 0.8983 98,672,516 27 5,256 .066173780
F1 23,524,987 0.9753 24,120,770 7 323 .002793525
F1 23,908,440 0.9345 25,584,205 7 103 .001070430
F1 25,173,114 0.9512 26,464,586 6 42 .004533754
F1 30,176,031 0.9618 31,374,538 4 12 .003797814
L1 18,247,119 0.9968 18,305,697 7 387 .018886254
L1 17,832,466 1.0180 17,517,157 7 89 .007493838
L1 20,131,175 0.9960 20,212,023 6 35 .007002313
L1 22,746,095 1.0230 22,234,697 3 8 .003851223
Random Totals: 618,800,969   642,068,870 173 11,263  
Catg D1 Exception Values: 20,151,716   19,328,573      
Total Test Values (4): 638,952,685   661,397,443      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 33,069,872

Confidence Interval Values (5)

State Lower Limit: 628,327,571 (State Test Value minus Margin of Error Percent)
Local Test Value: 638,952,685 (Within Confidence Interval)
State Upper Limit: 694,467,315 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 1,011,148,003 (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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