taxes Property Tax Assistance

2020 Confidence Interval Detail

Brazoria County
020-910/Damon ISD

Category Summary

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

Stratum
Variance
A 5,040,600 0.9778 5,155,042 15 132 0.044939975
A 7,046,590 0.9729 7,242,872 15 97 0.112228928
A 8,002,286 1.0289 7,777,516 15 72 0.005935635
A 9,279,960 1.0840 8,560,849 15 47 0.013050986
E 18,392,946 0.8310 22,133,509 18 267 0.127939912
Random Totals: 47,762,382 50,869,788 78 615
CATG D1 EXCEPTION VALUES: 3,643,429 3,034,645
CATG J EXCEPTION VALUES: 4,837,420 6,039,079
Total Test Values 56,243,231 59,943,512

Margin of Error

Margin of Error Percent: 6.3960460
Margin of Error Value: 3,834,015

Confidence Interval Values(5)

Local Test Value: 56,243,231 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 56,109,497 (State Test Value minus Margin of Error Percent)
State Upper Limit: 63,777,527 (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