taxes Property Tax Assistance

2019 Confidence Interval Detail

Willacy County
245-903/Raymondville ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 25,045,083 0.7923 31,610,606 16 961 0.031104637
A 25,628,343 0.9276 27,628,658 14 617 0.010911508
A 33,744,735 0.8986 37,552,565 18 569 0.021326212
A 30,566,857 0.8582 35,617,405 15 288 0.041722653
E 23,563,167 0.7409 31,803,438 21 334 0.118329683
F1 11,021,360 0.8832 12,478,895 10 108 0.045318311
F1 9,911,080 0.8673 11,427,511 7 27 0.128674248
F1 11,614,376 0.8917 13,024,981 6 14 0.120528862
F1 11,040,300 0.9354 11,802,758 5 7 0.306627635
G1 25,659,653 1.0125 25,342,867 8 30 0.000294880
L1 6,370,024 1.1011 5,785,146 9 77 0.035314530
L1 7,025,024 0.9389 7,482,186 6 19 0.052394318
L1 4,788,289 0.9878 4,847,428 3 4 0.015226600
L1 19,060,203 1.0550 18,066,875 2 2 0.018680392
Random Totals: 245,038,494 274,471,319 140 3,057
CATG D1 EXCEPTION VALUES: 14,534,641 17,413,005
CATG F1 EXCEPTION VALUES: 37,941,704 37,835,111
CATG J EXCEPTION VALUES: 24,781,360 24,737,538
Total Test Values(3) 322,296,199 354,456,973

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 17,722,849

Confidence Interval Values(5)

Local Test Value: 322,296,199 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 336,734,124 (State Test Value minus Margin of Error Percent)
State Upper Limit: 372,179,822 (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