taxes Property Tax Assistance

2018 Confidence Interval Detail

248/Winkler
248-901/Kermit ISD

Category Summary

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

Stratum
Variance
A 24,094,697 1.0135 23,773,751 13 795 .028765268
A 31,030,860 0.8880 34,944,662 17 601 .100399384
A 33,269,340 0.8926 37,272,395 16 418 .053211850
A 46,710,490 0.9261 50,437,847 15 322 .004994151
F1 6,267,910 0.7138 8,781,045 11 80 .143192705
F1 6,171,170 0.9457 6,525,505 9 26 .041106936
F1 8,343,630 0.8800 9,481,398 9 15 .017340131
G1 42,019,660 0.9812 42,824,766 9 153 .002150889
G1 43,521,781 1.0189 42,714,477 8 38 .002994665
G1 52,255,787 1.0205 51,206,063 5 11 .000236891
Random Totals: 293,685,325   307,961,909 112 2,459  
Catg J Exception Values: 18,036,920   19,507,408      
Catg D1 Exception Values: 802,792   843,894      
Catg F1 Exception Values: 7,814,670   8,254,192      
Catg G1 Exception Values: 29,876,480   28,121,049      
Total Test Values (4): 350,216,187   364,688,452      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 18,234,422

Confidence Interval Values (5)

State Lower Limit: 346,454,030 (State Test Value minus Margin of Error Percent)
Local Test Value: 350,216,187 (Within Confidence Interval)
State Upper Limit: 382,922,874 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 688,843,498 (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