taxes Property Tax Assistance

2023 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 11,728,970 0.6657 17,619,003 17 360 0.136719438
A 11,423,040 0.7330 15,583,956 15 171 0.065791234
A 13,204,770 0.8979 14,706,281 14 130 0.011715361
A 15,573,500 1.0689 14,569,651 14 90 0.019712283
E 27,357,050 0.8883 30,797,084 19 389 0.055992237
F1 5,607,120 0.9896 5,666,047 12 90 0.014429961
F1 5,556,060 0.9368 5,930,892 12 25 0.107378799
F1 4,911,880 1.0004 4,910,101 2 3 0.000000000
G1 3,102,740 0.9934 3,123,354 9 65 0.001574919
G1 3,111,610 1.0015 3,106,950 5 8 0.000056013
Random Totals: 101,576,740 116,013,319 119 1,331
CATG D1 EXCEPTION VALUES: 12,553,919 9,722,301
CATG F1 EXCEPTION VALUES: 3,645,510 3,583,879
CATG G1 EXCEPTION VALUES: 6,110,570 6,140,495
CATG J EXCEPTION VALUES: 3,466,440 3,520,216
Total Test Values 127,353,179 138,980,210

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 6,949,011

Confidence Interval Values(5)

Local Test Value: 127,353,179 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 132,031,199 (State Test Value minus Margin of Error Percent)
State Upper Limit: 145,929,221 (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