taxes Property Tax Assistance

2020 Confidence Interval Detail

Jefferson County
123-905/Nederland ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 284,327,060 0.8739 325,354,228 41 2,957 0.035643203
A 355,083,330 0.8862 400,680,806 52 2,508 0.012989885
A 359,060,157 0.9391 382,344,965 56 1,759 0.010913763
A 360,135,156 0.9787 367,972,980 34 1,129 0.005633234
B 23,503,453 0.6970 33,720,879 10 124 0.040783781
B 24,671,703 0.6060 40,712,381 7 21 0.013642716
F1 65,017,136 0.6647 97,814,256 10 327 0.069891247
F1 68,504,305 0.7127 96,119,412 10 124 0.088687460
F1 63,893,508 0.7987 79,996,880 9 48 0.037286298
F1 63,265,298 0.8511 74,333,566 7 17 0.098524070
L1 37,746,860 1.0413 36,249,746 11 577 0.038726431
L1 48,752,598 1.0277 47,438,550 10 87 0.018385667
L1 27,585,227 0.9781 28,202,870 9 16 0.023321270
L1 65,667,328 0.9686 67,796,126 6 16 0.006650574
Random Totals: 1,847,213,119 2,078,737,645 272 9,710
CATG B EXCEPTION VALUES: 74,947,538 97,061,689
CATG D1 EXCEPTION VALUES: 115,426 76,534
Total Test Values 1,922,276,083 2,175,875,868

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 108,793,793

Confidence Interval Values(5)

Local Test Value: 1,922,276,083 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 2,067,082,075 (State Test Value minus Margin of Error Percent)
State Upper Limit: 2,284,669,661 (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