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2007 Confidence Interval Detail
172/Morris
172-902/Daingerfield-Lone Star IS

Category Summary

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

Stratum
Variance
A 29,778,477 1.0831 27,493,747 19 1,023 .046107851
A 29,878,164 1.0845 27,550,174 17 554 .050113797
A 29,678,493 1.0043 29,551,422 16 366 .008159207
A 29,776,773 0.9569 31,117,957 15 237 .019291786
D3 71,059,430 1.0466 67,895,500 34 3,276 .729030136
F1 6,361,372 0.9024 7,049,393 7 113 .073740142
F1 6,379,184 0.8889 7,176,492 6 45 .165677715
F1 6,536,404 0.8584 7,614,637 6 18 .021088931
F1 6,058,701 1.0464 5,790,043 3 5 .012407440
L1 2,848,910 0.9995 2,850,335 7 163 .005066478
L1 2,852,280 0.9914 2,877,022 6 41 .024140180
L1 2,772,638 1.0805 2,566,069 5 15 .010965983
L1 2,801,642 0.9054 3,094,369 3 6 .044999584
Random Totals: 226,782,468   222,627,160 144 5,862  
Catg J Exception Values: 11,950,422   11,085,096      
Catg D1 Exception Values: 6,183,470   5,838,334      
Total Test Values (4): 244,916,360   239,550,590      

Margin of Error

Margin of Error Percent: 8.4003955
Margin of Error Value: 20,123,197

Confidence Interval Values (5)

State Lower Limit: 219,427,393 (State Test Value minus Margin of Error Percent)
Local Test Value: 244,916,360 (Within Confidence Interval)
State Upper Limit: 259,673,787 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 503,294,983 (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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