taxes Property Tax Assistance

2016 Confidence Interval Detail

220/Tarrant
220-920/White Settlement ISD

Category Summary

(1)
Category		 (1)
Local
Value		 (1)
Stratum
Ratio		 (1)
State
Value		 (2)
Sample
Size		 (3)
Total
Parcels
Stratum
Variance
A 308,850,572 0.9559 323,099,249 47 3,382 .045192002
A 308,757,361 0.9978 309,438,125 53 2,448 .011993230
A 308,932,196 0.9911 311,706,383 48 1,868 .005570476
A 308,624,753 0.9873 312,594,706 50 1,174 .007677078
B 42,378,358 0.9395 45,107,353 11 349 .007925662
B 18,415,540 0.7623 24,157,864 5 6 .029596342
F1 64,999,395 0.9003 72,197,484 6 129 .098003670
F1 50,031,021 0.9327 53,641,065 8 32 .013587824
F1 68,602,302 0.9795 70,038,083 7 23 .013096279
F1 57,724,933 1.0166 56,782,346 3 7 .010482785
Random Totals: 1,537,316,431   1,578,762,658 238 9,418  
Catg D1 Exception Values: 462,830   160,164      
Catg B Exception Values: 111,312,001   118,733,860      
Total Test Values (4): 1,649,091,262   1,697,656,682      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 84,882,834

Confidence Interval Values (5)

State Lower Limit: 1,612,773,848 (State Test Value minus Margin of Error Percent)
Local Test Value: 1,649,091,262 (Within Confidence Interval)
State Upper Limit: 1,782,539,516 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 1,682,454,449 (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