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2007 Confidence Interval Detail
061/Denton
061-903/Pilot Point ISD

Category Summary

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

Stratum
Variance
A 49,712,606 1.0300 48,264,666 14 696 .000741054
A 49,722,576 1.0290 48,321,259 11 398 .000908697
A 49,553,287 1.0342 47,914,607 12 260 .000885613
A 49,611,532 1.0125 48,999,044 7 144 .002146226
D3 185,901,201 1.0342 179,753,627 29 3,069 .002407721
F1 12,141,550 0.9472 12,818,359 6 87 .015965978
F1 12,268,439 1.0155 12,081,181 6 38 .010117205
F1 12,125,263 1.0212 11,873,544 5 17 .023905131
F1 11,897,289 1.0026 11,866,436 3 6 .000163083
Random Totals: 432,933,743   421,892,723 93 4,715  
Catg D1 Exception Values: 6,562,832   5,477,135      
Total Test Values (4): 439,496,575   427,369,858      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 21,368,493

Confidence Interval Values (5)

State Lower Limit: 406,001,365 (State Test Value minus Margin of Error Percent)
Local Test Value: 439,496,575 (Within Confidence Interval)
State Upper Limit: 448,738,351 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 470,829,209 (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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