taxes Property Tax Assistance

2018 Confidence Interval Detail

020/Brazoria
020-905/Brazosport ISD

Category Summary

(1)
Category		 (1)
Local
Value		 (1)
Stratum
Ratio		 (1)
State
Value		 (2)
Sample
Size		 (3)
Total
Parcels
Stratum
Variance
A 681,611,305 0.9401 725,041,278 50 6,796 .009767928
A 649,162,417 0.9471 685,421,198 50 3,972 .001820851
A 664,481,646 0.9559 695,137,196 50 2,955 .004354238
A 743,036,984 0.9753 761,854,797 50 2,099 .004695232
B 306,480,623 0.9517 322,034,909 10 47 .048483666
F1 337,549,610 0.9751 346,169,224 7 759 .063403704
F1 353,370,384 0.9262 381,527,083 7 88 .016194635
L1 97,947,850 0.9302 105,297,624 10 581 .155586410
L1 98,055,540 0.9309 105,334,128 8 99 .030508486
L1 127,163,260 0.9817 129,533,727 10 37 .027475973
L1 106,411,740 0.9345 113,870,241 7 9 .051195524
Random Totals: 4,165,271,359   4,371,221,405 259 17,442  
Catg D1 Exception Values: 2,286,684   2,016,415      
Total Test Values (4): 4,167,558,043   4,373,237,820      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 218,661,891

Confidence Interval Values (5)

State Lower Limit: 4,154,575,929 (State Test Value minus Margin of Error Percent)
Local Test Value: 4,167,558,043 (Within Confidence Interval)
State Upper Limit: 4,591,899,711 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 13,360,091,025 (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, 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
(6) Includes local value of unstudied property categories and sub-categories