taxes Property Tax Assistance

2017 Confidence Interval Detail

239/Washington
239-901/Brenham ISD

Category Summary

(1) Category	(1) Local Value	(1) Stratum Ratio	(1) State Value	(2) Sample Size	(3) Total Parcels	Stratum Variance
A	260,552,908	0.9388	277,538,249	52	2,530	.016469236
A	292,505,228	0.9528	306,995,411	64	1,865	.009827447
A	308,226,165	0.9253	333,109,440	56	1,422	.006903153
A	343,491,410	0.9657	355,691,633	42	951	.005674630
E	835,257,700	0.9492	879,959,650	43	4,408	.032149360
F1	64,935,241	0.9259	70,132,024	12	428	.065977752
F1	75,749,336	0.9749	77,699,596	11	173	.018954033
F1	79,114,716	0.9599	82,419,748	8	65	.033746534
F1	79,340,526	0.9178	86,446,422	6	18	.027798202
L1	31,372,241	0.9420	33,303,865	11	459	.257504684
L1	34,528,010	1.0468	32,984,343	11	97	.037938838
L1	35,313,455	1.1054	31,946,314	8	34	.018657074
L1	26,823,795	0.9772	27,449,647	5	9	.006642073
Random Totals:	2,467,210,731		2,595,676,342	329	12,459
Catg D1 Exception Values:	23,224,458		21,572,231
Total Test Values (4):	2,490,435,189		2,617,248,573

Margin of Error

Margin of Error Percent:	5.0000000
Margin of Error Value:	130,862,428

Confidence Interval Values (5)

State Lower Limit:	2,486,386,145	(State Test Value minus Margin of Error Percent)
Local Test Value:	2,490,435,189	(Within Confidence Interval)
State Upper Limit:	2,748,111,001	(State Test Value plus Margin of Error Percent)
Value Assigned (6):	2,625,472,420	(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