taxes Property Tax Assistance

2023 Confidence Interval Detail

Lubbock County
152-909/Shallowater ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 77,287,520 0.9172 84,264,631 20 522 0.051107137
A 86,450,287 0.9555 90,476,491 29 342 0.008723528
A 98,006,374 0.9973 98,271,708 14 275 0.009379238
A 118,359,849 0.9862 120,016,071 16 199 0.011387566
E 97,636,086 0.9068 107,671,026 20 630 0.047777241
F1 8,536,130 0.9658 8,838,403 9 47 0.001899118
F1 10,949,377 1.0104 10,836,676 7 17 0.000320059
F1 6,619,033 1.0029 6,599,893 5 7 0.002343013
F1 8,063,019 1.0685 7,545,869 4 6 0.004896686
Random Totals: 511,907,675 534,520,768 124 2,045
CATG D1 EXCEPTION VALUES: 7,501,937 10,824,798
Total Test Values 519,409,612 545,345,566

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 27,267,278

Confidence Interval Values(5)

Local Test Value: 519,409,612 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 518,078,288 (State Test Value minus Margin of Error Percent)
State Upper Limit: 572,612,844 (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