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 0.9064 8,694,093 17 300 0.135617318
A 9,951,970 0.9389 10,599,606 17 236 0.068144325
A 10,094,222 0.8693 11,611,897 15 155 0.023516894
A 12,551,424 1.0218 12,283,641 18 94 0.053561721
C1 1,106,463 1.0841 1,020,628 10 67 0.080286183
C1 1,149,748 1.1892 966,825 12 46 0.140108848
C1 1,130,812 0.9496 1,190,830 11 36 0.094613056
C1 1,080,656 1.0420 1,037,098 10 25 0.017934057
E 7,259,748 0.9101 7,976,868 21 115 0.064250945
L1 1,127,793 0.9986 1,129,374 7 30 0.002310172
Random Totals: 53,333,162 56,510,860 138 1,104
CATG D1 EXCEPTION VALUES: 5,782,609 5,085,675
CATG J EXCEPTION VALUES: 8,647,570 9,061,992
CATG L1 EXCEPTION VALUES: 6,269,401 6,251,124
Total Test Values 74,032,742 76,909,651

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 3,845,483

Confidence Interval Values(5)

Local Test Value: 74,032,742 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 73,064,168 (State Test Value minus Margin of Error Percent)
State Upper Limit: 80,755,134 (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