taxes Property Tax Assistance

2018 Confidence Interval Detail

015/Bexar
015-908/South San Antonio ISD

Category Summary

(1) Category	(1) Local Value	(1) Stratum Ratio	(1) State Value	(2) Sample Size	(3) Total Parcels	Stratum Variance
A	155,218,138	0.8139	190,709,102	17	2,586	.104908936
A	214,093,451	0.9354	228,879,037	20	2,574	.014957737
A	283,149,958	0.9105	310,982,930	39	2,728	.013050868
A	300,590,944	0.9920	303,015,065	53	1,982	.006160894
F1	154,455,455	0.9829	157,142,593	10	259	.001624095
F1	140,706,607	0.9901	142,113,531	8	43	.000672132
F1	139,891,878	0.9757	143,375,913	7	18	.001294153
F1	171,713,131	0.9925	173,010,711	3	7	.000109885
L1	51,540,669	1.0918	47,207,061	10	250	.018436701
L1	49,804,609	1.0189	48,880,763	10	37	.001172562
L1	46,095,828	1.0650	43,282,468	5	11	.018763722
L1	54,066,090	1.0596	51,025,000	5	7	.009862301
Random Totals:	1,761,326,758		1,839,624,174	187	10,502
Catg D1 Exception Values:	249,210		334,776
Total Test Values (4):	1,761,575,968		1,839,958,950

Margin of Error

Margin of Error Percent:	5.0000000
Margin of Error Value:	91,997,947

Confidence Interval Values (5)

State Lower Limit:	1,747,961,003	(State Test Value minus Margin of Error Percent)
Local Test Value:	1,761,575,968	(Within Confidence Interval)
State Upper Limit:	1,931,956,897	(State Test Value plus Margin of Error Percent)
Value Assigned (6):	1,757,299,318	(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