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2007 Confidence Interval Detail
061/Denton
061-914/Little Elm ISD

Category Summary

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

Stratum
Variance
A 284,137,208 1.0029 283,315,593 57 2,163 .000903599
A 284,160,870 1.0066 282,297,705 57 1,747 .000805696
A 284,113,063 1.0039 283,009,327 57 1,437 .000832012
A 284,092,924 1.0276 276,462,557 57 820 .033656971
C 22,196,517 1.1842 18,743,892 19 1,191 .165949450
C 22,202,406 1.0836 20,489,485 8 633 .076835703
C 22,180,479 1.0493 21,138,358 17 246 .022718178
C 22,160,561 1.0301 21,513,019 6 69 .003802210
D3 106,160,390 0.8797 120,677,947 10 579 .121400411
Random Totals: 1,331,404,418   1,327,647,883 288 8,885  
Catg D1 Exception Values: 456,652   380,861      
Total Test Values (4): 1,331,861,070   1,328,028,744      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 66,401,437

Confidence Interval Values (5)

State Lower Limit: 1,261,627,307 (State Test Value minus Margin of Error Percent)
Local Test Value: 1,331,861,070 (Within Confidence Interval)
State Upper Limit: 1,394,430,181 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 1,439,673,984 (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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