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2008 Confidence Interval Detail
061/Denton
061-910/Argyle ISD

Category Summary

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

Stratum
Variance
A 142,005,803 1.0051 141,285,248 15 630 .000407193
A 154,199,816 1.0007 154,091,952 19 425 .001111560
A 185,580,623 0.9812 189,136,387 10 332 .000997845
A 177,917,249 1.0220 174,087,328 14 188 .001943941
D3 205,280,287 0.9000 228,089,208 20 1,647 .023230427
Random Totals: 864,983,778   886,690,123 78 3,222  
Catg D1 Exception Values: 1,560,864   1,299,247      
Total Test Values (4): 866,544,642   887,989,370      

Margin of Error

Margin of Error Percent: 5.0000001
Margin of Error Value: 44,399,469

Confidence Interval Values (5)

State Lower Limit: 843,589,901 (State Test Value minus Margin of Error Percent)
Local Test Value: 866,544,642 (Within Confidence Interval)
State Upper Limit: 932,388,839 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 979,036,516 (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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