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2011 Confidence Interval Detail
027/Burnet
027-904/Marble Falls ISD

Category Summary

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

Stratum
Variance
A 417,921,953 0.9906 421,887,697 59 3,349 .019435975
A 400,763,539 0.9693 413,456,658 43 1,561 .018514610
A 423,685,475 1.0048 421,661,500 27 946 .023883651
A 440,482,909 0.9778 450,483,646 17 516 .015239664
C 33,555,980 0.8617 38,941,604 22 4,897 .230437205
C 35,804,144 1.0555 33,921,501 13 916 .097485819
C 32,462,330 1.0550 30,769,981 11 264 .135345405
C 34,589,738 0.9941 34,795,029 10 87 .011684517
D3 242,353,775 0.9858 245,844,771 27 3,915 .102678964
F1 73,191,768 0.9600 76,241,425 10 414 .044908467
F1 75,924,366 0.9415 80,641,918 9 166 .002404612
F1 69,338,466 0.9460 73,296,476 9 71 .005169009
F1 75,184,856 0.9221 81,536,554 7 23 .002584383
Random Totals: 2,355,259,299   2,403,478,760 264 17,125  
Catg D1 Exception Values: 9,677,672   9,759,012      
Total Test Values (4): 2,364,936,971   2,413,237,772      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 120,661,889

Confidence Interval Values (5)

State Lower Limit: 2,292,575,883 (State Test Value minus Margin of Error Percent)
Local Test Value: 2,364,936,971 (Within Confidence Interval)
State Upper Limit: 2,533,899,661 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 2,382,640,421 (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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