taxes Property Tax Assistance

2025 Confidence Interval Detail

Lamb County
140-904/Littlefield ISD

Category Summary

(1)
Category 		(1)
Stratum
Number 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 2 42,164,040 0.6813 61,887,627 15 958 739,620,513
A 3 41,823,670 0.9202 45,450,630 15 375 884,511,696
A 4 45,845,810 1.0299 44,514,817 15 257 1,499,482,838
A 5 49,263,710 1.1256 43,766,622 16 184 14,474,189,985
E 0 31,841,320 0.8937 35,628,645 20 403 19,137,818,000
F1 2 7,621,265 0.7324 10,405,878 10 136 3,108,255,192
F1 3 7,541,213 0.9499 7,938,955 7 21 39,594,605,315
F1 4 6,922,050 0.9554 7,245,185 5 8 50,749,003,649
F1 5 8,149,016 0.3584 22,737,210 1 2 0
Random Totals: 241,172,094 279,575,569 104 2,344
CATG D1 EXCEPTION VALUES: 22,055,471 11,333,489
CATG J EXCEPTION VALUES: 15,468,510 15,559,217
Total Test Values 278,696,075 306,468,275

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 15,323,414

Confidence Interval Values(5)

Local Test Value: 278,696,075 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 291,144,861 (State Test Value minus Margin of Error Percent)
State Upper Limit: 321,791,689 (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