taxes Property Tax Assistance

2023 Confidence Interval Detail

Jeff Davis County
122-902/Valentine ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 1,543,310 0.8463 1,823,597 12 54 0.055268800
A 1,227,260 0.8693 1,411,780 12 14 0.050072441
A 1,489,290 0.9208 1,617,303 9 19 0.024749815
A 1,756,870 0.9201 1,909,433 5 7 0.117932671
C1 2,044,000 0.5856 3,490,437 12 781 0.002339582
C1 34,390 0.5537 62,109 12 13 0.002576797
C1 1,077,080 0.6266 1,718,928 12 297 0.028688306
C1 976,430 1.2284 794,880 12 112 0.218848424
E 15,948,540 0.6802 23,446,839 20 283 0.142967263
Random Totals: 26,097,170 36,275,306 106 1,580
CATG D1 EXCEPTION VALUES: 8,537,810 6,048,203
CATG J EXCEPTION VALUES: 27,864,400 29,192,513
Total Test Values 62,499,380 71,516,022

Margin of Error

Margin of Error Percent: 5.3485251
Margin of Error Value: 3,825,052

Confidence Interval Values(5)

Local Test Value: 62,499,380 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 67,690,970 (State Test Value minus Margin of Error Percent)
State Upper Limit: 75,341,074 (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