taxes Property Tax Assistance

2018 Confidence Interval Detail

020/Brazoria
020-902/Angleton ISD

Category Summary

(1) Category	(1) Local Value	(1) Stratum Ratio	(1) State Value	(2) Sample Size	(3) Total Parcels	Stratum Variance
A	275,163,519	0.9401	292,696,010	36	3,086	.023096337
A	289,599,324	0.9401	308,051,616	43	2,144	.004359553
A	294,937,599	0.9602	307,162,673	50	1,584	.003834583
A	285,542,340	0.9594	297,625,954	28	879	.004938166
E	144,740,517	1.0397	139,213,732	13	1,900	.038189211
F1	122,669,113	0.8840	138,765,965	9	386	.013190860
F1	125,764,662	0.9237	136,153,147	10	61	.026349906
L1	28,522,220	0.9203	30,992,307	8	303	.045297333
L1	30,856,250	1.0199	30,254,192	7	55	.022250755
L1	40,104,410	1.0060	39,865,219	13	18	.016208450
L1	34,370,520	0.9640	35,654,066	2	6	.002897468
Random Totals:	1,672,270,474		1,756,434,881	219	10,422
Catg J Exception Values:	41,395,920		43,028,193
Catg D1 Exception Values:	17,938,363		16,516,519
Total Test Values (4):	1,731,604,757		1,815,979,593

Margin of Error

Margin of Error Percent:	5.0000000
Margin of Error Value:	90,798,979

Confidence Interval Values (5)

State Lower Limit:	1,725,180,614	(State Test Value minus Margin of Error Percent)
Local Test Value:	1,731,604,757	(Within Confidence Interval)
State Upper Limit:	1,906,778,572	(State Test Value plus Margin of Error Percent)
Value Assigned (6):	2,784,547,201	(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