Quick Start for:

2007 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 490,417,881 0.9861 497,330,779 22 4,463 .002078748
A 490,322,808 1.0016 489,539,545 20 3,588 .001922699
A 490,512,965 1.0008 490,120,868 24 2,795 .001076538
A 490,199,601 0.9949 492,712,434 22 1,799 .004962212
B 31,902,966 1.0617 30,048,946 7 372 .003695387
B 31,802,627 0.9167 34,692,513 9 208 .021660582
B 38,032,104 0.7268 52,328,156 5 18 .010434408
F1 51,819,101 0.8533 60,727,881 7 149 .009711203
F1 52,341,681 0.9013 58,073,539 7 43 .016620013
F1 49,568,010 0.8021 61,797,793 5 17 .036122753
F1 50,868,412 0.9834 51,727,082 3 6 .001135672
Random Totals: 2,267,788,156   2,319,099,536 131 13,458  
Catg D1 Exception Values: 218,709   209,385      
Catg B Exception Values: 25,719,520   28,416,000      
Total Test Values (4): 2,293,726,385   2,347,724,921      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 117,386,246

Confidence Interval Values (5)

State Lower Limit: 2,230,338,675 (State Test Value minus Margin of Error Percent)
Local Test Value: 2,293,726,385 (Within Confidence Interval)
State Upper Limit: 2,465,111,167 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 2,372,635,464 (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