taxes Property Tax Assistance

2019 Confidence Interval Detail

Lubbock County
152-910/Idalou ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 31,297,534 0.9426 33,203,410 16 352 0.042690027
A 34,761,075 1.0099 34,420,314 15 229 0.029386131
A 37,925,016 0.9991 37,959,179 15 174 0.015196843
A 46,888,558 1.0765 43,556,487 15 122 0.019900913
E 60,647,874 0.9707 62,478,494 20 418 0.156027862
F1 4,379,252 0.9994 4,381,881 8 48 0.059460091
F1 4,225,548 0.9192 4,596,984 6 14 0.018674795
F1 5,229,781 0.9555 5,473,345 4 7 0.033465592
F1 3,137,915 1.0174 3,084,229 2 3 0.002551242
L1 11,168,684 0.9683 11,534,322 10 79 0.054325793
L1 14,859,163 1.0154 14,633,802 6 16 0.019230259
L1 17,109,831 1.1953 14,314,776 2 6 0.007903044
Random Totals: 271,630,231 269,637,223 119 1,468
CATG D1 EXCEPTION VALUES: 23,360,744 17,568,327
CATG L1 EXCEPTION VALUES: 6,325,577 6,067,628
Total Test Values(2) 301,316,552 293,273,178

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 14,663,659

Confidence Interval Values(5)

Local Test Value: 301,316,552 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 278,609,519 (State Test Value minus Margin of Error Percent)
State Upper Limit: 307,936,837 (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