taxes Property Tax Assistance

2020 Confidence Interval Detail

Andrews County
002-901/Andrews ISD

Category Summary

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

Stratum
Variance
A 169,511,395 0.8649 195,989,588 21 1,783 0.036061789
A 194,936,175 0.9141 213,254,759 28 1,234 0.025594022
A 213,154,024 0.9388 227,049,450 36 906 0.017160331
A 245,125,793 1.0106 242,554,713 18 634 0.017539334
G1 737,128,382 1.0156 725,805,811 10 497 0.004958709
G1 740,718,541 1.0236 723,640,622 10 101 0.001423623
G1 728,196,472 0.9913 734,587,382 8 33 0.000511334
G1 728,555,465 1.0208 713,710,291 5 8 0.004413801
Random Totals: 3,757,326,247 3,776,592,616 136 5,196
CATG D1 EXCEPTION VALUES: 14,345,580 15,021,314
CATG J EXCEPTION VALUES: 167,064,958 175,480,031
Total Test Values 3,938,736,785 3,967,093,961

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 198,354,698

Confidence Interval Values(5)

Local Test Value: 3,938,736,785 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 3,768,739,263 (State Test Value minus Margin of Error Percent)
State Upper Limit: 4,165,448,659 (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