taxes Property Tax

School and Appraisal Districts Property Value Study 2014 Report

2014 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 910,554,740 0.8713 1,045,053,070 100 7,995 .428912810
A 934,971,950 0.9419 992,644,601 100 5,006 .052092217
A 993,844,540 0.9726 1,021,843,039 100 3,837 .002217614
A 1,145,674,190 0.9589 1,194,779,633 100 2,740 .006034955
B 504,978,040 0.9464 533,577,811 10 55 .016648403
B 426,758,670 0.9711 439,459,036 9 22 .008031264
B 427,741,600 1.0394 411,527,420 6 16 .008962589
B 620,929,870 1.0933 567,940,977 5 14 .015094884
C1 57,799,400 0.9905 58,353,761 11 399 .034232678
C1 61,152,420 1.0137 60,325,954 10 95 .004063093
C1 57,081,210 0.9524 59,934,072 8 35 .014142278
C1 88,561,940 0.9632 91,945,536 6 20 .015097291
F1 921,198,880 0.9856 934,657,955 11 667 .013230951
F1 1,015,296,410 0.8663 1,171,991,700 10 253 .014390760
F1 980,087,520 0.8948 1,095,314,618 11 101 .030143971
F1 1,056,635,310 0.8737 1,209,380,005 8 42 .019948842
L1 468,300,980 1.0446 448,306,510 11 1,169 .026227085
L1 487,017,160 0.9989 487,553,469 10 210 .013555829
L1 572,890,450 1.0584 541,279,715 8 71 .036953757
L1 458,838,950 1.0489 437,447,755 5 10 .006585044
Random Totals: 12,190,314,230   12,803,316,637 539 22,757  
Catg D1 Exception Values: 49,375   47,621      
Total Test Values (4): 12,190,363,605   12,803,364,258      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 640,168,213

Confidence Interval Values (5)

State Lower Limit: 12,163,196,045 (State Test Value minus Margin of Error Percent)
Local Test Value: 12,190,363,605 (Within Confidence Interval)
State Upper Limit: 13,443,532,471 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 11,516,057,924 (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