Thanksgiving Day Holiday Hours

Quick Start for:

2009 Confidence Interval Detail
220/Tarrant
220-901/Arlington ISD

Category Summary

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

Stratum
Variance
A 2,491,246,894 0.9817 2,537,686,558 50 25,918 .007592284
A 2,542,293,448 0.9984 2,546,367,636 48 19,761 .008386369
A 2,538,884,748 1.0049 2,526,504,874 52 14,933 .010016082
A 2,570,944,026 1.0046 2,559,171,836 47 8,667 .013252385
B 472,345,757 0.9175 514,818,264 14 2,354 .015771331
B 549,802,751 0.9629 570,986,344 7 106 .001389218
B 445,736,703 0.9488 469,789,948 6 41 .006323360
B 342,043,268 0.9430 362,718,206 5 14 .008036104
F1 1,270,176,835 0.9062 1,401,651,771 9 1,723 .004194143
F1 1,279,129,137 0.8797 1,454,051,537 8 504 .010752391
F1 1,250,294,676 0.8965 1,394,639,906 7 189 .007162116
F1 1,149,545,316 0.8843 1,299,949,470 6 52 .031560273
L1 671,958,947 0.9755 688,835,415 8 2,400 .024891251
L1 682,988,627 1.0522 649,105,329 7 367 .008704279
L1 581,542,339 1.0258 566,915,909 8 91 .001216558
L1 696,866,399 1.0157 686,094,712 7 26 .012020491
Random Totals: 19,535,799,871   20,229,287,715 289 77,146  
Catg D1 Exception Values: 94,990   147,539      
Total Test Values (4): 19,535,894,861   20,229,435,254      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 1,011,471,763

Confidence Interval Values (5)

State Lower Limit: 19,217,963,491 (State Test Value minus Margin of Error Percent)
Local Test Value: 19,535,894,861 (Within Confidence Interval)
State Upper Limit: 21,240,907,017 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 20,246,338,887 (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