taxes Property Tax Assistance

2017 Confidence Interval Detail

252/Young
252-901/Graham ISD

Category Summary

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

Stratum
Variance
A 79,274,340 0.9697 81,751,408 23 1,538 .024680769
A 78,340,150 0.9978 78,512,878 28 796 .008927087
A 88,642,059 0.9910 89,447,083 22 585 .007759745
A 80,164,031 1.0389 77,162,413 10 288 .004705814
E 144,685,269 0.9504 152,236,184 20 2,032 .019777162
F1 20,278,021 0.8594 23,595,556 10 263 .033186478
F1 20,013,700 0.8786 22,779,080 9 93 .043521268
F1 20,801,220 0.8278 25,128,316 7 30 .065110639
F1 22,612,730 0.9365 24,146,001 4 7 .008763016
L1 11,414,850 0.9740 11,719,559 11 234 .116796883
L1 12,698,900 0.8888 14,287,691 8 58 .057655117
L1 12,899,460 1.0450 12,343,981 7 16 .010212169
L1 11,261,580 1.0002 11,259,328 2 3 .000000031
Random Totals: 603,086,310   624,369,478 161 5,943  
Catg J Exception Values: 3,342,090   3,448,244      
Catg D1 Exception Values: 26,610,987   19,667,487      
Total Test Values (4): 633,039,387   647,485,209      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 32,374,260

Confidence Interval Values (5)

State Lower Limit: 615,110,949 (State Test Value minus Margin of Error Percent)
Local Test Value: 633,039,387 (Within Confidence Interval)
State Upper Limit: 679,859,469 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 678,585,770 (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, 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
(6) Includes local value of unstudied property categories and sub-categories