taxes Property Tax Assistance

2023 Confidence Interval Detail

Lubbock County
152-908/Roosevelt ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 47,472,965 1.0416 45,576,963 16 436 0.058397180
A 58,612,722 0.9661 60,669,415 15 267 0.033344210
A 72,222,633 0.9936 72,687,835 16 227 0.049777584
A 73,965,433 1.1483 64,412,987 15 141 0.022652299
E 54,389,546 0.8848 61,471,006 22 723 0.118039404
F1 6,624,300 0.9899 6,691,888 10 52 0.007596712
F1 7,417,797 1.0266 7,225,596 8 20 0.006029994
F1 4,441,974 0.9700 4,579,355 5 7 0.000984201
G1 21,463,554 0.9726 22,068,223 9 44 0.000238970
L1 3,925,282 1.0080 3,894,129 9 53 0.049721628
L1 2,980,020 0.9807 3,038,666 6 8 0.048736492
L1 3,883,450 1.8955 2,048,766 1 2 0.000000000
Random Totals: 357,399,676 354,364,829 132 1,980
CATG D1 EXCEPTION VALUES: 11,499,455 14,817,148
CATG F1 EXCEPTION VALUES: 8,580,076 8,694,514
CATG G1 EXCEPTION VALUES: 5,649,329 5,764,104
CATG L1 EXCEPTION VALUES: 7,375,871 7,150,092
Total Test Values 390,504,407 390,790,687

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 19,539,534

Confidence Interval Values(5)

Local Test Value: 390,504,407 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 371,251,153 (State Test Value minus Margin of Error Percent)
State Upper Limit: 410,330,221 (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