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2010 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 1,073,027,600 0.9725 1,103,370,283 50 14,430 .013063765
A 962,039,630 0.9930 968,821,380 50 9,265 .004726166
A 855,005,890 1.0088 847,547,472 50 6,748 .003802138
A 830,407,010 1.0276 808,103,357 50 5,042 .007204609
B 126,271,560 1.1217 112,571,597 10 372 .020283728
B 125,081,540 0.9033 138,471,759 7 19 .009474990
B 114,483,340 0.9629 118,894,319 5 10 .007375908
B 94,890,020 0.9128 103,954,886 4 6 .002920072
F1 361,032,760 0.9730 371,051,141 10 584 .011090555
F1 347,968,310 0.9067 383,774,468 11 162 .025037415
F1 343,238,600 0.8866 387,140,311 10 54 .012922453
F1 311,312,620 0.9258 336,263,361 6 14 .003088433
L1 138,901,580 1.1113 124,990,174 10 816 .010161301
L1 133,178,770 1.0562 126,092,378 9 132 .027150169
L1 128,738,000 1.0886 118,260,151 8 36 .005912497
L1 135,029,200 1.0283 131,313,041 5 13 .007101549
Random Totals: 6,080,606,430   6,180,620,078 295 37,703  
Catg J Exception Values: 85,726,922   99,168,902      
Catg D1 Exception Values: 606,990   698,640      
Total Test Values (4): 6,166,940,342   6,280,487,620      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 314,024,381

Confidence Interval Values (5)

State Lower Limit: 5,966,463,239 (State Test Value minus Margin of Error Percent)
Local Test Value: 6,166,940,342 (Within Confidence Interval)
State Upper Limit: 6,594,512,001 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 6,002,246,572 (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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