taxes Property Tax Assistance

2024 Confidence Interval Detail

Jefferson County
123-907/Port Arthur 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 2 379,163,497 1.1740 322,967,204 27 5,193 0.040339708
A 3 437,453,626 1.1060 395,527,691 33 3,999 0.034030134
A 4 583,277,532 0.9932 587,270,975 33 3,839 0.012913673
A 5 562,272,538 1.0299 545,948,673 33 2,310 0.016876786
B 2 250,803,422 0.9121 274,973,602 12 37 0.005704317
F1 2 187,893,809 0.9572 196,295,246 12 373 0.014647409
F1 3 215,985,528 0.9514 227,018,634 12 91 0.004908204
F1 4 208,052,911 0.9673 215,086,231 12 36 0.008551053
F1 5 175,138,295 0.9332 187,674,984 9 11 0.003292252
L1 2 63,284,328 0.9671 65,437,212 10 410 0.006967424
L1 3 58,196,029 0.8887 65,484,448 10 65 0.038492471
L1 4 71,147,246 0.9894 71,909,487 7 21 0.004876163
L1 5 73,723,243 1.0353 71,209,546 5 7 0.006588246
Random Totals: 3,266,392,004 3,226,803,933 215 16,392
CATG D1 EXCEPTION VALUES: 405,628 302,179
CATG J EXCEPTION VALUES: 157,995,097 177,893,875
Total Test Values 3,424,792,729 3,404,999,987

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 170,249,999

Confidence Interval Values(5)

Local Test Value: 3,424,792,729 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 3,234,749,988 (State Test Value minus Margin of Error Percent)
State Upper Limit: 3,575,249,986 (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