taxes Property Tax Assistance

2019 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 10,338,160 0.7864 13,146,185 10 381 0.026946871
A 8,965,630 0.8046 11,142,965 8 166 0.033273029
A 11,616,640 0.8882 13,078,856 12 146 0.034510623
A 14,239,230 1.0326 13,789,686 11 108 0.009903943
E 20,362,920 0.9288 21,923,902 22 360 0.158574778
F1 4,023,470 1.0209 3,941,101 9 91 0.005641266
F1 4,578,580 0.6938 6,599,279 7 27 0.242076782
F1 4,019,670 1.0314 3,897,295 4 9 0.006366719
F1 4,696,390 0.7172 6,548,334 3 4 0.230151800
G1 2,562,690 1.0145 2,526,062 10 112 0.009485381
G1 2,500,620 1.0048 2,488,674 7 18 0.002918272
G1 2,835,030 0.9783 2,897,915 4 6 0.002515387
L1 1,995,290 0.9899 2,015,648 8 38 0.002864300
L1 1,787,420 0.9986 1,789,926 5 9 0.000255389
L1 2,173,200 1.0319 2,106,018 3 4 0.002578202
Random Totals: 96,694,940 107,891,846 123 1,479
CATG D1 EXCEPTION VALUES: 10,978,940 10,672,811
CATG G1 EXCEPTION VALUES: 2,224,290 2,235,105
CATG J EXCEPTION VALUES: 2,761,330 2,942,566
CATG L1 EXCEPTION VALUES: 1,128,170 1,201,281
Total Test Values(4) 113,787,670 124,943,609

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 6,247,180

Confidence Interval Values(5)

Local Test Value: 113,787,670 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 118,696,429 (State Test Value minus Margin of Error Percent)
State Upper Limit: 131,190,789 (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