taxes Property Tax Assistance

2020 Confidence Interval Detail

Wheeler County
242-902/Shamrock ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 10,873,210 0.8811 12,340,495 14 355 0.071384462
A 10,770,470 0.9012 11,951,254 15 177 0.033326023
A 10,381,050 0.9595 10,819,229 15 116 0.009136352
A 13,258,450 1.0013 13,241,236 16 90 0.008769902
E 21,755,190 0.9827 22,138,181 21 357 0.011539266
F1 4,162,480 0.9890 4,208,777 15 83 0.014209976
F1 4,294,350 0.9219 4,658,152 16 24 0.026899981
G1 1,512,890 1.0421 1,451,770 10 212 0.048370098
G1 1,515,070 1.0024 1,511,443 6 13 0.000536739
G1 1,571,890 1.0077 1,559,879 3 4 0.000047601
L1 1,802,200 0.9965 1,808,530 9 37 0.003695677
L1 969,600 0.9732 996,301 4 6 0.000681903
Random Totals: 82,866,850 86,685,247 144 1,474
CATG D1 EXCEPTION VALUES: 10,404,240 10,057,944
CATG F1 EXCEPTION VALUES: 8,387,160 9,676,577
CATG G1 EXCEPTION VALUES: 1,420,390 1,401,838
CATG J EXCEPTION VALUES: 6,241,050 6,937,565
CATG L1 EXCEPTION VALUES: 2,152,030 2,099,882
Total Test Values 111,471,720 116,859,053

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 5,842,953

Confidence Interval Values(5)

Local Test Value: 111,471,720 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 111,016,100 (State Test Value minus Margin of Error Percent)
State Upper Limit: 122,702,006 (State Test Value plus Margin of Error Percent)

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