taxes Property Tax Assistance

2020 Confidence Interval Detail

Lubbock County
152-903/Slaton ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 60,552,860 0.8219 73,674,243 16 1,022 0.111972489
A 63,606,357 0.8772 72,510,667 15 539 0.254154821
A 71,788,545 0.9506 75,519,193 22 351 0.039517068
A 64,754,251 1.0244 63,211,881 16 145 0.024450300
E 23,637,125 1.0185 23,207,781 10 269 0.534872228
F1 9,976,739 0.8980 11,109,954 10 120 0.036288463
F1 9,282,416 0.9531 9,739,184 8 28 0.010652208
F1 8,558,953 0.9816 8,719,390 6 12 0.005715304
F1 8,953,336 0.9353 9,572,682 5 6 0.014904082
L1 6,961,989 1.0912 6,380,122 9 74 0.106226424
L1 6,888,469 1.0456 6,588,054 6 14 0.014019415
Random Totals: 334,961,040 360,233,151 123 2,580
CATG D1 EXCEPTION VALUES: 8,341,890 7,951,063
CATG J EXCEPTION VALUES: 14,781,698 18,941,409
CATG L1 EXCEPTION VALUES: 10,836,418 9,876,717
Total Test Values 368,921,046 397,002,340

Margin of Error

Margin of Error Percent: 6.4614579
Margin of Error Value: 25,652,139

Confidence Interval Values(5)

Local Test Value: 368,921,046 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 371,350,201 (State Test Value minus Margin of Error Percent)
State Upper Limit: 422,654,479 (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