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2008 Confidence Interval Detail
061/Denton
061-905/Krum ISD

Category Summary

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

Stratum
Variance
A 48,592,379 1.0059 48,307,366 9 554 .000643576
A 63,787,417 1.0013 63,704,601 15 515 .000640303
A 62,476,327 0.9949 62,796,590 13 417 .001890277
A 53,803,918 0.9968 53,976,643 10 243 .001098107
D3 98,558,133 0.8963 109,961,099 10 2,243 .031131737
G1 84,525,650 1.0452 80,870,312 7 209 .014364999
G1 84,052,360 1.0840 77,539,077 7 118 .016531848
G1 84,468,080 1.1293 74,796,848 6 72 .023455042
G1 83,067,830 1.0431 79,635,538 6 37 .015455915
Random Totals: 663,332,094   651,588,074 83 4,408  
Catg J Exception Values: 17,651,632   17,712,418      
Catg D1 Exception Values: 5,081,166   4,435,382      
Total Test Values (4): 686,064,892   673,735,874      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 33,686,794

Confidence Interval Values (5)

State Lower Limit: 640,049,080 (State Test Value minus Margin of Error Percent)
Local Test Value: 686,064,892 (Within Confidence Interval)
State Upper Limit: 707,422,668 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 770,001,025 (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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