taxes Property Tax Assistance

2020 Confidence Interval Detail

Brazoria County
020-906/Sweeny ISD

Category Summary

(1)
Category
(1)
Local
Value
(1)
Stratum
Ratio
(1)
State
Value
(2)
Sample
Size
(3)
Total
Parcels

Stratum
Variance
A 90,839,825 0.9405 96,586,736 18 1,084 0.025446842
A 104,071,832 0.9437 110,280,632 22 740 0.041848719
A 136,024,903 0.9731 139,785,123 22 696 0.019176619
A 162,961,653 0.9633 169,170,199 12 522 0.016869847
E 101,302,338 0.9491 106,735,158 11 1,092 0.042437353
Random Totals: 595,200,551 622,557,848 85 4,134
CATG D1 EXCEPTION VALUES: 3,188,504 2,358,535
CATG J EXCEPTION VALUES: 17,292,550 22,387,561
Total Test Values 615,681,605 647,303,944

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 32,365,197

Confidence Interval Values(5)

Local Test Value: 615,681,605 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 614,938,747 (State Test Value minus Margin of Error Percent)
State Upper Limit: 679,669,141 (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