taxes Property Tax

School and Appraisal Districts Property Value Study 2015 Report

2015 Confidence Interval Detail
061/Denton
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 369,629,480 0.9471 390,275,029 68 2,850 .007605794
A 528,292,293 0.9517 555,103,807 98 3,302 .006870985
A 516,632,458 0.9589 538,776,158 97 2,626 .006688760
A 701,969,401 0.9700 723,679,795 99 2,586 .004186553
B 107,896,470 0.9824 109,829,469 7 11 .001757290
B 238,588,083 0.9740 244,956,964 10 17 .000506202
B 227,778,237 0.9999 227,801,017 7 13 .001878725
F1 80,271,660 0.7309 109,825,776 9 90 .263759129
F1 75,857,749 0.9536 79,548,814 9 35 .005231893
F1 87,432,100 0.9822 89,016,595 7 21 .001647238
F1 80,851,573 0.9606 84,167,784 4 8 .006610250
Random Totals: 3,015,199,504   3,152,981,208 415 11,559  
Catg B Exception Values: 205,826,452   210,511,139      
Total Test Values (4): 3,221,025,956   3,363,492,347      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 168,174,617

Confidence Interval Values (5)

State Lower Limit: 3,195,317,730 (State Test Value minus Margin of Error Percent)
Local Test Value: 3,221,025,956 (Within Confidence Interval)
State Upper Limit: 3,531,666,964 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 3,252,407,609 (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