taxes Property Tax Assistance

2021 Confidence Interval Detail

Lubbock County
152-906/Lubbock-Cooper ISD

Category Summary

(1)
Category
(1)
Local
Value
(1)
Stratum
Ratio
(1)
State
Value
(2)
Sample
Size
(3)
Total
Parcels

Stratum
Variance
A 753,790,321 0.9812 768,233,103 74 4,154 0.010591240
A 807,861,756 0.9781 825,950,062 75 3,021 0.004369249
A 846,083,463 1.0065 840,619,437 74 2,133 0.006000197
A 888,580,632 0.9851 902,020,741 75 1,263 0.009701661
F1 123,853,678 0.9220 134,331,538 10 268 0.059559868
F1 123,330,123 0.9890 124,701,843 10 110 0.001687134
F1 130,706,743 1.0145 128,838,584 9 59 0.013217303
F1 163,865,434 1.0950 149,648,798 7 24 0.029288206
Random Totals: 3,838,072,150 3,874,344,106 334 11,032
CATG D1 EXCEPTION VALUES: 12,391,817 13,102,656
Total Test Values 3,850,463,967 3,887,446,762

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 194,372,338

Confidence Interval Values(5)

Local Test Value: 3,850,463,967 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 3,693,074,424 (State Test Value minus Margin of Error Percent)
State Upper Limit: 4,081,819,100 (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