taxes Property Tax Assistance

2017 Confidence Interval Detail

004/Aransas
004-901/Aransas County ISD

Category Summary

(1) Category	(1) Local Value	(1) Stratum Ratio	(1) State Value	(2) Sample Size	(3) Total Parcels	Stratum Variance
A	544,553,004	0.9262	587,943,213	174	4,844	.014982407
A	613,663,561	0.9384	653,946,676	135	2,789	.013761680
A	601,527,665	0.9623	625,093,697	78	1,630	.008701811
A	605,813,780	0.9799	618,240,412	34	767	.016217857
C1	57,962,571	0.9359	61,932,440	82	2,458	.057376031
C1	61,118,437	0.9872	61,910,896	47	789	.024092217
C1	57,934,579	0.9938	58,296,014	19	299	.006910362
C1	57,058,801	0.9947	57,362,824	10	98	.000341838
F1	72,940,070	0.9680	75,351,312	17	380	.023872668
F1	71,121,540	0.9749	72,952,652	10	135	.006326583
F1	68,408,546	0.9345	73,203,367	7	58	.024938162
F1	85,252,934	0.9467	90,052,745	6	22	.007939185
Random Totals:	2,897,355,488		3,036,286,248	619	14,269
Catg D1 Exception Values:	3,703,269		3,053,739
Total Test Values (4):	2,901,058,757		3,039,339,987

Margin of Error

Margin of Error Percent:	5.0000000
Margin of Error Value:	151,966,999

Confidence Interval Values (5)

State Lower Limit:	2,887,372,988	(State Test Value minus Margin of Error Percent)
Local Test Value:	2,901,058,757	(Within Confidence Interval)
State Upper Limit:	3,191,306,986	(State Test Value plus Margin of Error Percent)
Value Assigned (6):	2,899,985,102	(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