taxes Property Tax Assistance

2016 Confidence Interval Detail

220/Tarrant
220-917/Castleberry ISD

Category Summary

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

Stratum
Variance
A 114,654,915 0.9783 117,198,114 25 1,819 .035765632
A 114,677,736 0.9700 118,224,470 21 1,382 .020702316
A 114,660,526 0.9524 120,391,144 29 1,115 .019783298
A 114,616,589 0.9866 116,173,311 20 768 .021475765
F1 15,865,989 0.9747 16,277,818 9 117 .002172461
F1 17,849,168 0.8391 21,271,801 8 57 .032204201
F1 17,031,954 0.8705 19,565,714 7 25 .084389771
F1 37,139,711 0.8342 44,521,351 5 13 .006815252
L1 5,664,735 1.0017 5,655,121 9 123 .001982006
L1 4,409,783 1.1751 3,752,687 7 25 .060335098
L1 4,653,852 1.0190 4,567,078 5 13 .005409567
L1 3,826,621 1.0516 3,638,856 2 4 .000042972
Random Totals: 565,051,579   591,237,465 147 5,461  
Catg D1 Exception Values: 1,991   2,125      
Catg L1 Exception Values: 7,963,240   9,264,976      
Total Test Values (4): 573,016,810   600,504,566      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 30,025,228

Confidence Interval Values (5)

State Lower Limit: 570,479,338 (State Test Value minus Margin of Error Percent)
Local Test Value: 573,016,810 (Within Confidence Interval)
State Upper Limit: 630,529,794 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 537,847,551 (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