taxes Property Tax Assistance

2019 Confidence Interval Detail

Tarrant County
220-910/Lake Worth ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 87,036,806 0.9628 90,399,674 12 958 0.014812094
A 100,475,171 0.9650 104,119,348 25 750 0.014239039
A 126,984,998 0.9505 133,598,104 42 734 0.007147282
A 180,910,820 1.0373 174,405,495 43 794 0.007338409
B 138,933,901 0.9515 146,015,661 9 12 0.009781351
F1 84,348,924 0.8809 95,753,121 9 92 0.008554738
F1 96,046,564 0.9919 96,830,894 9 37 0.070006692
F1 101,176,409 0.8953 113,008,387 8 16 0.024384804
F1 70,929,530 0.9372 75,682,384 3 4 0.005385512
L1 14,205,787 1.0322 13,762,630 9 111 0.005202698
L1 15,146,208 1.0135 14,944,458 9 23 0.012898770
L1 13,289,484 0.9956 13,348,216 5 7 0.000541372
L1 19,553,703 0.9845 19,861,557 2 3 0.000915449
Random Totals: 1,049,038,305 1,091,729,929 185 3,541
CATG D1 EXCEPTION VALUES: 58,171 18,430
Total Test Values(1) 1,049,096,476 1,091,748,359

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 54,587,418

Confidence Interval Values(5)

Local Test Value: 1,049,096,476 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 1,037,160,941 (State Test Value minus Margin of Error Percent)
State Upper Limit: 1,146,335,777 (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