taxes Property Tax

School and Appraisal Districts Property Value Study 2012 Report

2012 Confidence Interval Detail
057/Dallas
057-904/Cedar Hill ISD

Category Summary

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

Stratum
Variance
A 445,563,150 0.9903 449,927,446 12 5,055 .003491139
A 415,200,060 1.0518 394,751,911 12 3,544 .005815718
A 401,957,510 1.0368 387,690,500 12 2,432 .004852866
A 426,188,810 1.0072 423,142,186 12 1,269 .005417980
F1 107,421,100 0.9627 111,583,152 9 174 .037448255
F1 108,818,120 0.8390 129,699,785 7 43 .014701823
F1 84,780,320 0.9260 91,555,421 6 12 .048606272
F1 114,383,480 0.9405 121,619,862 2 5 .001438053
L1 40,447,630 1.1125 36,357,420 10 266 .013253574
L1 42,174,550 1.0484 40,227,537 8 58 .012889092
L1 26,948,440 1.1649 23,133,694 5 9 .008057017
L1 45,755,290 1.1292 40,520,094 2 4 .004140038
Random Totals: 2,259,638,460   2,250,209,008 97 12,871  
Catg D1 Exception Values: 455,462   245,889      
Total Test Values (4): 2,260,093,922   2,250,454,897      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 112,522,745

Confidence Interval Values (5)

State Lower Limit: 2,137,932,152 (State Test Value minus Margin of Error Percent)
Local Test Value: 2,260,093,922 (Within Confidence Interval)
State Upper Limit: 2,362,977,642 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 2,524,088,555 (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