taxes Property Tax Assistance

2019 Confidence Interval Detail

Cameron County
031-901/Brownsville ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 849,442,840 0.9109 932,531,387 55 15955 0.101987747
A 946,781,235 0.9062 1,044,781,765 75 10764 0.050803094
A 1,025,888,265 0.9622 1,066,190,257 87 8296 0.014007847
A 981,308,343 1.0097 971,881,096 57 4305 0.029371179
B 80,064,860 0.8786 91,127,771 13 1126 0.045813929
B 91,449,338 0.7685 118,997,187 14 575 0.057770845
B 83,802,614 0.6983 120,009,472 13 101 0.330630498
B 68,827,924 0.5401 127,435,519 9 21 0.048963046
F1 317,498,708 0.8533 372,083,333 17 1514 0.091476703
F1 330,978,380 0.9167 361,054,194 15 472 0.069746990
F1 415,585,159 0.9166 453,398,602 17 243 0.133405389
F1 489,015,318 0.8771 557,536,561 15 73 0.083516923
L1 122,776,293 0.9741 126,040,748 10 1428 0.025153873
L1 110,979,652 1.0303 107,715,861 10 264 0.009028293
L1 122,859,272 1.1447 107,328,795 9 101 0.061498383
L1 97,218,306 0.9955 97,657,766 7 18 0.005135163
Random Totals: 6,134,476,507 6,655,770,314 423 45,256
CATG D1 EXCEPTION VALUES: 7,021,625 6,377,088
Total Test Values(1) 6,141,498,132 6,662,147,402

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 333,107,370

Confidence Interval Values(5)

Local Test Value: 6,141,498,132 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 6,329,040,032 (State Test Value minus Margin of Error Percent)
State Upper Limit: 6,995,254,772 (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