taxes Property Tax Assistance

2017 Confidence Interval Detail

184/Parker
184-907/Aledo ISD

Category Summary

(1) Category	(1) Local Value	(1) Stratum Ratio	(1) State Value	(2) Sample Size	(3) Total Parcels	Stratum Variance
A	361,377,683	0.9192	393,143,693	93	1,838	.014129997
A	564,684,407	0.9580	589,440,926	78	1,996	.008784629
A	564,665,578	0.9428	598,924,033	84	1,488	.007124593
A	685,693,193	0.9639	711,373,787	79	1,236	.006308821
E	234,514,987	1.0352	226,540,753	10	925	.018248951
F1	38,110,445	0.8167	46,663,946	10	109	.066188533
F1	44,773,587	0.8323	53,795,010	9	53	.183898156
F1	33,859,570	0.9133	37,073,875	8	21	.011786937
F1	58,597,380	1.0303	56,874,095	4	12	.008842386
Random Totals:	2,586,276,830		2,713,830,118	375	7,678
Catg J Exception Values:	11,414,800		10,673,717
Catg D1 Exception Values:	3,621,096		2,451,902
Total Test Values (4):	2,601,312,726		2,726,955,737

Margin of Error

Margin of Error Percent:	5.0000000
Margin of Error Value:	136,347,786

Confidence Interval Values (5)

State Lower Limit:	2,590,607,951	(State Test Value minus Margin of Error Percent)
Local Test Value:	2,601,312,726	(Within Confidence Interval)
State Upper Limit:	2,863,303,523	(State Test Value plus Margin of Error Percent)
Value Assigned (6):	2,921,692,795	(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