taxes Property Tax Assistance

2020 Confidence Interval Detail

Cameron County
031-913/Santa Maria ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 8,377,486 0.9319 8,989,683 16 324 0.032184965
A 8,794,914 0.7650 11,496,620 18 206 0.094827071
A 9,271,212 0.7959 11,648,715 18 143 0.042406691
A 9,320,313 0.8967 10,394,015 16 85 0.050879784
C1 1,299,831 1.1600 1,120,544 10 79 0.077912380
C1 1,292,591 1.1553 1,118,836 11 51 0.008959094
C1 1,292,124 1.1085 1,165,651 11 41 0.026225590
C1 1,255,962 1.0997 1,142,095 8 30 0.003832625
E 5,256,638 0.9430 5,574,378 21 94 0.052160978
L1 1,042,951 1.0036 1,039,210 7 23 0.000229637
Random Totals: 47,204,022 53,689,747 136 1,076
CATG D1 EXCEPTION VALUES: 5,890,583 5,249,801
CATG J EXCEPTION VALUES: 22,700 22,924
CATG L1 EXCEPTION VALUES: 6,552,300 6,330,219
Total Test Values 59,669,605 65,292,691

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 3,264,635

Confidence Interval Values(5)

Local Test Value: 59,669,605 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 62,028,056 (State Test Value minus Margin of Error Percent)
State Upper Limit: 68,557,326 (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