taxes Property Tax

School and Appraisal Districts Property Value Study 2014 Report

2014 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 773,784,466 0.9510 813,653,487 65 16,364 .036880895
A 796,559,977 0.9522 836,546,920 62 10,286 .037339609
A 827,695,368 1.0009 826,951,112 64 7,433 .022171934
A 846,589,110 0.9325 907,870,359 58 4,046 .051671837
F1 314,309,472 0.9968 315,318,491 17 1,445 .058254099
F1 312,117,407 0.9201 339,221,179 14 431 .016683682
F1 306,409,354 0.9828 311,771,829 13 160 .005938983
F1 292,293,132 0.9834 297,227,102 9 38 .016866860
L1 102,850,643 1.0178 101,051,919 10 1,273 .003315156
L1 102,813,816 1.0112 101,675,055 10 270 .001218134
L1 113,645,262 0.9807 115,881,780 9 91 .015370422
L1 99,532,304 0.9824 101,315,456 6 17 .006708003
Random Totals: 4,888,600,311   5,068,484,689 337 41,854  
Catg D1 Exception Values: 6,727,825   6,718,225      
Total Test Values (4): 4,895,328,136   5,075,202,914      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 253,760,145

Confidence Interval Values (5)

State Lower Limit: 4,821,442,769 (State Test Value minus Margin of Error Percent)
Local Test Value: 4,895,328,136 (Within Confidence Interval)
State Upper Limit: 5,328,963,059 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 5,397,679,986 (See ISD Summary Worksheet)

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, D3, F1, G1, G2, or L1 marked as exception properties
(5) Unstudied categories and sub-categories were not included in the Confidence Interval Values
(6) Includes local value of unstudied property categories and sub-categories