taxes Property Tax Assistance

2016 Confidence Interval Detail

057/Dallas
057-903/Carrollton-Farmers Branch ISD

Category Summary

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

Stratum
Variance
A 1,149,858,580 0.9746 1,179,826,165 19 8,445 .007913891
A 1,149,914,220 0.9551 1,203,972,589 31 5,009 .008006910
A 1,150,048,210 0.9729 1,182,082,650 31 3,660 .006127264
A 1,149,565,320 0.9755 1,178,437,027 18 2,392 .003713246
B 448,440,430 0.9021 497,107,228 9 43 .023451666
B 608,937,910 0.9163 664,561,727 8 28 .013931760
B 672,946,750 0.9751 690,131,012 7 20 .005438139
B 626,957,240 1.0094 621,118,724 5 12 .002715281
C1 56,892,510 0.9270 61,372,718 10 337 .004505543
C1 70,387,380 1.0215 68,905,903 9 90 .008551772
C1 50,890,240 1.0445 48,722,106 7 23 .009574577
C1 66,224,590 1.0276 64,445,884 5 12 .023536143
F1 1,102,238,020 0.9610 1,146,969,844 10 683 .013075451
F1 1,090,093,280 0.9371 1,163,262,491 10 236 .007796055
F1 1,169,326,380 0.9431 1,239,875,284 10 106 .030042437
F1 1,302,618,320 0.8926 1,459,352,812 8 45 .018387396
L1 578,118,500 1.0225 565,397,066 10 1,191 .001795090
L1 574,690,560 0.9017 637,341,200 9 186 .221298612
L1 559,055,620 1.0066 555,390,046 8 55 .000487824
L1 639,872,800 1.0155 630,106,155 4 10 .001249101
Random Totals: 14,217,076,860   14,858,378,631 228 22,583  
Catg D1 Exception Values: 48,531   46,190      
Total Test Values (4): 14,217,125,391   14,858,424,821      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 742,921,241

Confidence Interval Values (5)

State Lower Limit: 14,115,503,580 (State Test Value minus Margin of Error Percent)
Local Test Value: 14,217,125,391 (Within Confidence Interval)
State Upper Limit: 15,601,346,062 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 13,013,076,575 (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