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2006 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 1,033,272,996 1.0246 1,008,464,763 42 12,611 .004645600
A 1,033,315,427 1.0092 1,023,895,588 48 9,598 .002795988
A 1,033,311,028 0.9952 1,038,294,843 46 7,976 .001871323
A 1,031,947,190 1.0140 1,017,699,398 47 6,019 .001473824
B 124,052,879 0.9520 130,307,646 20 422 .058262339
B 122,098,243 1.0172 120,033,664 7 19 .002074721
B 135,303,663 0.9638 140,385,623 7 12 .017239755
B 110,386,354 0.9437 116,971,870 6 7 .006135552
F1 333,336,766 0.9886 337,180,625 8 538 .003287856
F1 334,496,744 0.9328 358,594,280 8 147 .020970623
F1 335,766,946 0.7719 434,987,623 6 49 .021444761
F1 325,404,654 1.0042 324,043,671 6 15 .006083913
L1 137,538,213 1.0223 134,538,015 7 926 .000765984
L1 138,297,197 1.1044 125,223,829 7 160 .014969981
L1 137,888,574 1.0758 128,173,056 7 40 .013618638
L1 135,210,924 1.0923 123,785,520 7 13 .027928067
Random Totals: 6,501,627,798   6,562,580,014 279 38,552  
Catg D1 Exception Values: 715,625   792,445      
Total Test Values (4): 6,502,343,423   6,563,372,459      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 328,168,623

Confidence Interval Values (5)

State Lower Limit: 6,235,203,836 (State Test Value minus Margin of Error Percent)
Local Test Value: 6,502,343,423 (Within Confidence Interval)
State Upper Limit: 6,891,541,082 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 6,367,670,891 (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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