taxes Property Tax Assistance

2018 Confidence Interval Detail

031/Cameron
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 830,895,705 0.8760 948,511,079 87 16185 0.057952082
A 853,193,261 0.9377 909,878,704 111 10311 0.022028808
A 999,843,189 0.9937 1,006,182,136 120 8413 0.019756862
A 975,441,086 1.0130 962,923,086 79 4402 0.041776436
B 75,524,430 0.9539 79,174,368 25 1103 0.041597252
B 79,652,987 0.9859 80,792,156 15 527 0.042482028
B 80,990,795 0.8505 95,227,272 10 111 0.092166079
B 85,575,034 0.8183 104,576,603 8 26 0.095106143
F1 330,006,639 0.9241 357,111,394 15 1556 0.164491132
F1 327,297,200 0.9271 353,033,330 19 472 0.052137731
F1 341,997,766 0.7297 468,682,700 18 194 0.112231532
F1 311,445,916 0.7242 430,055,117 12 45 0.090955648
L1 112,523,471 1.0728 104,887,650 10 1303 0.037390268
L1 123,193,573 1.0384 118,637,878 10 297 0.002386305
L1 114,654,717 0.9895 115,871,366 9 87 0.000367790
L1 108,686,804 1.0031 108,350,916 6 18 0.003547342
Random Totals: 5,750,922,573 6,243,895,755 554 45,050
CATG D1 EXCEPTION VALUES: 7,085,485 6,390,636
Total Test Values(1) 5,758,008,058 6,250,286,391

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 312,514,320

Confidence Interval Values(5)

Local Test Value: 5,758,008,058 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 5,937,772,071 (State Test Value minus Margin of Error Percent)
State Upper Limit: 6,562,800,711 (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