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2009 Confidence Interval Detail
041/Coke
041-901/Bronte ISD

Category Summary

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

Stratum
Variance
A 4,847,910 1.0069 4,814,689 8 185 .095810238
A 4,832,950 0.9282 5,206,798 10 95 .010938210
A 5,256,080 0.9316 5,641,992 8 74 .040202651
A 5,835,320 0.9083 6,424,441 8 61 .034402839
D3 14,578,380 0.9422 15,472,702 21 1,400 .058198000
F1 1,862,800 0.7868 2,367,565 11 48 .023765598
G1 6,644,250 0.9841 6,751,600 8 24 .001769946
Random Totals: 43,857,690   46,679,787 74 1,887  
Catg J Exception Values: 5,751,053   5,230,278      
Catg D1 Exception Values: 6,784,220   8,888,641      
Catg F1 Exception Values: 3,200,000   3,624,241      
Catg G1 Exception Values: 10,175,690   8,472,795      
Total Test Values (4): 69,768,653   72,895,742      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 3,644,787

Confidence Interval Values (5)

State Lower Limit: 69,250,955 (State Test Value minus Margin of Error Percent)
Local Test Value: 69,768,653 (Within Confidence Interval)
State Upper Limit: 76,540,529 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 72,660,801 (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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