taxes Property Tax Assistance

2018 Confidence Interval Detail

163/Medina
163-908/Medina Valley ISD

Category Summary

(1) Category	(1) Local Value	(1) Stratum Ratio	(1) State Value	(2) Sample Size	(3) Total Parcels	Stratum Variance
A	196,805,781	0.8612	228,525,059	55	2,079	.028892567
A	195,634,680	0.9465	206,692,742	56	1,049	.008403359
A	271,981,931	0.9271	293,368,494	63	1,046	.010691438
A	285,664,957	0.9787	291,882,045	45	705	.002372709
C1	17,517,864	0.8234	21,275,035	8	578	.041384579
C1	22,043,720	0.9904	22,257,391	8	447	.082981752
C1	32,903,961	1.0618	30,988,850	12	398	.076287411
C1	27,983,330	0.9943	28,143,749	7	83	.166229531
E	136,876,300	1.0875	125,863,264	17	1,038	.018511742
F1	17,721,200	0.8667	20,446,752	10	100	.080714478
F1	15,658,030	0.8709	17,979,137	7	39	.033678474
F1	21,692,770	1.0857	19,980,446	8	28	.046812257
F1	16,885,530	1.0075	16,759,831	5	8	.043388463
Random Totals:	1,259,370,054		1,324,162,795	301	7,598
Catg D1 Exception Values:	18,597,143		20,383,082
Total Test Values (4):	1,277,967,197		1,344,545,877

Margin of Error

Margin of Error Percent:	5.0000000
Margin of Error Value:	67,227,293

Confidence Interval Values (5)

State Lower Limit:	1,277,318,584	(State Test Value minus Margin of Error Percent)
Local Test Value:	1,277,967,197	(Within Confidence Interval)
State Upper Limit:	1,411,773,170	(State Test Value plus Margin of Error Percent)
Value Assigned (6):	1,199,072,441	(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