taxes Property Tax Assistance

2021 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 7,880,326 0.8427 9,351,283 17 300 0.129698718
A 9,951,970 0.8269 12,035,276 17 236 0.059256227
A 10,094,222 0.8038 12,558,126 16 155 0.022571964
A 12,551,424 0.9671 12,978,414 18 94 0.056268770
C1 1,106,463 0.9939 1,113,254 10 67 0.107415401
C1 1,149,748 1.1892 966,825 12 46 0.140108848
C1 1,130,812 0.9325 1,212,667 11 36 0.120510595
C1 1,080,656 1.0010 1,079,576 10 25 0.053242222
E 7,259,748 0.8302 8,744,577 21 115 0.094782006
L1 1,127,793 0.9823 1,148,115 7 30 0.002323865
Random Totals: 53,333,162 61,188,113 139 1,104
CATG D1 EXCEPTION VALUES: 5,782,609 5,085,673
CATG J EXCEPTION VALUES: 8,647,570 9,061,992
CATG L1 EXCEPTION VALUES: 6,269,401 6,333,849
Total Test Values 74,032,742 81,669,627

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 4,083,481

Confidence Interval Values(5)

Local Test Value: 74,032,742 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 77,586,146 (State Test Value minus Margin of Error Percent)
State Upper Limit: 85,753,108 (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