taxes Property Tax Assistance

2023 Confidence Interval Detail

Jeff Davis County
122-901/Fort Davis ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 27,305,011 0.6646 41,084,880 12 356 0.109294694
A 36,552,958 0.6485 56,365,394 12 250 0.114998659
A 45,866,372 0.7387 62,090,662 12 210 0.148888732
A 69,023,111 0.9315 74,098,885 12 184 0.040086190
C1 1,536,820 0.7408 2,074,541 13 68 0.117077330
C1 2,018,310 0.7836 2,575,689 12 61 0.096645768
C1 4,194,240 0.9205 4,556,480 12 82 0.098975070
C1 5,394,610 0.8927 6,043,027 12 51 0.177253045
E 39,179,290 0.8006 48,937,409 20 237 0.239321670
F1 4,135,077 0.9887 4,182,337 8 34 0.001398480
F1 6,276,080 1.0110 6,207,794 7 23 0.007009050
F1 4,785,250 0.9802 4,881,912 5 8 0.002268993
F1 5,341,290 0.9405 5,679,327 3 4 0.005408221
Random Totals: 251,608,419 318,778,337 140 1,568
CATG D1 EXCEPTION VALUES: 15,593,582 11,126,237
CATG J EXCEPTION VALUES: 15,930,280 16,230,482
Total Test Values 283,132,281 346,135,056

Margin of Error

Margin of Error Percent: 6.5302562
Margin of Error Value: 22,603,506

Confidence Interval Values(5)

Local Test Value: 283,132,281 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 323,531,550 (State Test Value minus Margin of Error Percent)
State Upper Limit: 368,738,562 (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