Quick Start for:

2010 Confidence Interval Detail
057/Dallas
057-906/DeSoto ISD

Category Summary

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

Stratum
Variance
A 494,329,060 1.0019 493,391,616 25 5,303 .012872356
A 381,585,310 1.0057 379,422,601 24 3,194 .007329774
A 404,162,350 1.0350 390,495,024 25 2,701 .006600489
A 372,890,960 1.0004 372,741,863 25 1,646 .003832340
B 30,446,320 1.0533 28,905,649 16 325 .011015035
B 28,934,740 0.8438 34,290,993 9 116 .051413176
B 41,413,310 0.8909 46,484,802 5 8 .003647651
F1 52,025,470 1.0464 49,718,530 12 155 .007965420
F1 61,746,060 0.8348 73,965,093 8 53 .057316042
F1 42,075,660 0.9466 44,449,250 7 15 .008795117
F1 46,899,470 1.0289 45,582,146 4 7 .017428124
Random Totals: 1,956,508,710   1,959,447,567 160 13,523  
Catg J Exception Values: 44,685,392   48,630,791      
Catg D1 Exception Values: 222,090   177,789      
Catg B Exception Values: 30,655,280   32,617,500      
Total Test Values (4): 2,032,071,472   2,040,873,647      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 102,043,682

Confidence Interval Values (5)

State Lower Limit: 1,938,829,965 (State Test Value minus Margin of Error Percent)
Local Test Value: 2,032,071,472 (Within Confidence Interval)
State Upper Limit: 2,142,917,329 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 2,091,030,257 (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

Required Plug-ins