taxes Property Tax Assistance

2017 Confidence Interval Detail

221/Taylor
221-904/Merkel ISD

Category Summary

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

Stratum
Variance
A 20,036,891 1.0105 19,828,690 8 638 .127792041
A 20,978,988 0.9976 21,029,459 15 361 .048505295
A 21,523,086 0.9361 22,992,294 13 237 .039943475
A 25,311,512 0.9546 26,515,307 16 152 .020101380
E 41,242,170 0.8613 47,883,629 14 662 .239445670
F1 10,955,784 0.9624 11,383,815 11 90 .083247554
F1 10,465,468 1.0463 10,002,359 6 23 .006545119
F1 11,261,606 1.0386 10,843,064 6 10 .005377760
L1 16,983,847 1.0032 16,929,672 13 54 .004674389
L1 25,960,813 0.9347 27,774,487 8 15 .032405992
L1 9,286,874 1.1308 8,212,658 3 3 .007900702
Random Totals: 214,007,039   223,395,434 113 2,245  
Catg J Exception Values: 30,963,801   30,485,965      
Catg D1 Exception Values: 10,121,240   9,721,909      
Catg F1 Exception Values: 10,801,876   10,404,379      
Catg L1 Exception Values: 5,462,807   5,462,807      
Total Test Values (4): 271,356,763   279,470,494      

Margin of Error

Margin of Error Percent: 5.0495889
Margin of Error Value: 14,112,111

Confidence Interval Values (5)

State Lower Limit: 265,358,383 (State Test Value minus Margin of Error Percent)
Local Test Value: 271,356,763 (Within Confidence Interval)
State Upper Limit: 293,582,605 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 360,730,415 (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