Veteran's Day

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2007 Confidence Interval Detail
057/Dallas
057-914/Mesquite ISD

Category Summary

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

Stratum
Variance
A 1,056,959,997 0.9887 1,069,040,151 45 12,810 .000895979
A 1,056,980,435 0.9844 1,073,730,633 44 9,782 .000947581
A 1,056,282,396 0.9841 1,073,348,639 49 8,117 .004184911
A 1,056,264,434 0.9860 1,071,262,103 47 6,141 .001776551
B 130,476,537 0.9142 142,722,093 9 402 .024646350
B 129,158,326 0.8932 144,601,798 5 19 .010041804
B 138,255,549 0.8735 158,277,675 5 12 .012993742
B 117,195,276 0.9333 125,570,852 6 7 .005680622
F1 393,663,841 0.7882 499,446,639 7 556 .086985582
F1 391,960,399 0.9074 431,959,884 7 148 .009241320
F1 405,531,429 0.8620 470,454,094 6 48 .018670859
F1 377,084,673 0.9045 416,898,478 4 12 .005055521
L1 150,990,762 1.1138 135,563,622 7 895 .025095134
L1 151,316,791 1.1196 135,152,546 7 149 .008945911
L1 150,882,880 1.0973 137,503,764 6 39 .013134525
L1 150,582,122 1.0340 145,630,679 6 13 .004480655
Random Totals: 6,913,585,847   7,231,163,650 260 39,150  
Catg D1 Exception Values: 700,507   790,709      
Total Test Values (4): 6,914,286,354   7,231,954,359      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 361,597,718

Confidence Interval Values (5)

State Lower Limit: 6,870,356,641 (State Test Value minus Margin of Error Percent)
Local Test Value: 6,914,286,354 (Within Confidence Interval)
State Upper Limit: 7,593,552,077 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 6,671,431,320 (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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