taxes Property Tax Assistance

2019 Confidence Interval Detail

Willacy County
245-901/Lasara ISD

Category Summary

(1)
Category
(1)
Local
Value
(1)
Stratum
Ratio
(1)
State
Value
(2)
Sample
Size
(3)
Total
Parcels

Stratum
Variance
A 3,094,787 0.7689 4,024,954 17 124 0.034045962
A 3,473,630 0.7690 4,517,074 16 87 0.035058139
A 4,071,822 0.7960 5,115,354 18 66 0.041396711
A 4,350,117 0.7923 5,490,492 17 37 0.021782461
E 11,179,103 0.8647 12,928,302 21 164 0.187196627
G1 605,125 1.0005 604,823 7 25 0.000000008
Random Totals: 26,774,584 32,680,999 96 503
CATG D1 EXCEPTION VALUES: 8,066,688 9,771,766
CATG G1 EXCEPTION VALUES: 1,425,653 1,417,526
CATG J EXCEPTION VALUES: 166,580 159,976
Total Test Values(3) 36,433,505 44,030,267

Margin of Error

Margin of Error Percent: 5.3879392
Margin of Error Value: 2,372,324

Confidence Interval Values(5)

Local Test Value: 36,433,505 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 41,657,943 (State Test Value minus Margin of Error Percent)
State Upper Limit: 46,402,591 (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