taxes Property Tax Assistance

2023 Confidence Interval Detail

Lubbock County
152-901/Lubbock ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 1,767,697,364 0.9125 1,937,202,591 124 15,408 0.040398917
A 2,013,065,984 0.9923 2,028,686,873 125 11,573 0.019797067
A 2,647,168,587 0.9932 2,665,292,577 126 11,549 0.014799494
A 2,925,993,163 1.0103 2,896,162,687 123 7,380 0.021701747
B 487,481,428 0.9918 491,511,825 10 1,937 0.001343913
B 409,620,948 1.2139 337,442,086 10 105 0.022203365
B 420,170,122 1.1256 373,285,467 7 23 0.004897761
B 472,870,484 1.0595 446,314,756 7 13 0.004477891
F1 713,321,910 1.0005 712,965,427 12 1,785 0.024208611
F1 736,489,191 1.0178 723,608,952 12 542 0.016106913
F1 748,119,022 1.2200 613,212,313 12 195 0.040737353
F1 788,800,616 1.0431 756,208,049 12 55 0.007739786
L1 337,140,474 1.0467 322,098,475 10 1,550 0.099243615
L1 379,250,937 0.9691 391,343,450 10 256 0.074313340
L1 369,111,196 0.9603 384,370,713 9 73 0.088144002
L1 367,468,345 0.9393 391,215,102 6 19 0.022112129
Random Totals: 15,583,769,771 15,470,921,343 615 52,463
CATG D1 EXCEPTION VALUES: 2,001,523 2,387,816
CATG J EXCEPTION VALUES: 32,318,014 32,887,605
Total Test Values 15,618,089,308 15,506,196,764

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 775,309,838

Confidence Interval Values(5)

Local Test Value: 15,618,089,308 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 14,730,886,926 (State Test Value minus Margin of Error Percent)
State Upper Limit: 16,281,506,602 (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