taxes Property Tax Assistance

2018 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 1,394,469,640 0.9275 1,503,471,310 150 7987 0.016676299
A 1,395,602,970 0.9600 1,453,753,094 150 5263 0.007386840
A 1,392,639,360 0.9735 1,430,548,906 150 3940 0.003956181
A 1,394,193,100 0.9767 1,427,452,749 143 2723 0.003624417
B 611,216,670 0.9552 639,883,448 9 47 0.014470802
B 719,867,740 0.9971 721,961,428 8 28 0.010697187
B 679,546,480 1.0636 638,911,696 7 18 0.003047524
B 978,048,730 0.9774 1,000,663,730 6 18 0.010289933
C1 81,345,770 0.6931 117,365,128 10 512 0.618819164
C1 76,805,650 0.8501 90,348,959 9 78 0.072929391
C1 92,090,660 1.3673 67,352,198 7 31 0.327214075
C1 108,255,860 1.0596 102,166,723 5 13 0.002610583
F1 1,265,304,630 0.9453 1,338,521,771 21 692 0.064411729
F1 1,299,784,300 0.9276 1,401,233,614 9 245 0.009591959
F1 1,302,960,260 0.8970 1,452,575,541 10 104 0.015495940
F1 1,330,460,330 0.8464 1,571,904,927 8 37 0.002118347
L1 633,286,110 0.9859 642,343,148 11 1227 0.001642949
L1 644,368,820 0.9711 663,545,279 10 190 0.018328407
L1 662,413,380 1.0029 660,497,936 9 59 0.000372070
L1 539,937,890 1.0041 537,733,184 4 7 0.000862854
Random Totals: 16,602,598,350 17,462,234,769 736 23,219
CATG D1 EXCEPTION VALUES: 19,930 17,490
Total Test Values(1) 16,602,618,280 17,462,252,259

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 873,112,613

Confidence Interval Values(5)

Local Test Value: 16,602,618,280 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 16,589,139,646 (State Test Value minus Margin of Error Percent)
State Upper Limit: 18,335,364,872 (State Test Value plus Margin of Error Percent)

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, D2, E, F1, G1, G2, or L1 marked as exception properties
(5) Unstudied categories and sub-categories were not included in the Confidence Interval Values