taxes Property Tax Assistance

2016 Confidence Interval Detail

220/Tarrant
220-919/Carroll ISD

Category Summary

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

Stratum
Variance
A 1,465,391,803 0.9521 1,539,115,432 97 3,102 .012313887
A 1,465,234,021 0.9750 1,502,804,124 101 2,366 .006934172
A 1,465,263,238 0.9641 1,519,824,954 96 1,816 .009791991
A 1,464,654,113 0.9346 1,567,145,424 51 1,111 .014975396
F1 299,524,200 0.9039 331,368,735 10 208 .053731870
F1 288,527,110 0.9645 299,146,822 7 49 .028798717
F1 301,783,491 0.9922 304,155,907 6 20 .006696786
F1 338,390,720 1.0785 313,760,519 3 8 .014620981
L1 96,981,380 1.0225 94,847,315 10 441 .008907593
L1 85,029,475 1.0298 82,568,921 8 52 .056083072
L1 30,919,882 1.0242 30,189,301 5 6 .040329009
L1 57,495,148 1.1221 51,238,881 2 4 .056177274
Random Totals: 7,359,194,581   7,636,166,335 396 9,183  
Catg D1 Exception Values: 123,620   64,233      
Total Test Values (4): 7,359,318,201   7,636,230,568      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 381,811,528

Confidence Interval Values (5)

State Lower Limit: 7,254,419,040 (State Test Value minus Margin of Error Percent)
Local Test Value: 7,359,318,201 (Within Confidence Interval)
State Upper Limit: 8,018,042,096 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 7,082,042,923 (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