taxes Property Tax Assistance

2017 Confidence Interval Detail

221/Taylor
221-904/Merkel ISD

Category Summary

(1) Category	(1) Local Value	(1) Stratum Ratio	(1) State Value	(2) Sample Size	(3) Total Parcels	Stratum Variance
A	20,036,891	1.0105	19,828,690	8	638	.127792041
A	20,978,988	0.9976	21,029,459	15	361	.048505295
A	21,523,086	0.9361	22,992,294	13	237	.039943475
A	25,311,512	0.9546	26,515,307	16	152	.020101380
E	41,242,170	0.8613	47,883,629	14	662	.239445670
F1	10,955,784	0.9624	11,383,815	11	90	.083247554
F1	10,465,468	1.0463	10,002,359	6	23	.006545119
F1	11,261,606	1.0386	10,843,064	6	10	.005377760
L1	16,983,847	1.0032	16,929,672	13	54	.004674389
L1	25,960,813	0.9347	27,774,487	8	15	.032405992
L1	9,286,874	1.1308	8,212,658	3	3	.007900702
Random Totals:	214,007,039		223,395,434	113	2,245
Catg J Exception Values:	30,963,801		30,485,965
Catg D1 Exception Values:	10,121,240		9,721,909
Catg F1 Exception Values:	10,801,876		10,404,379
Catg L1 Exception Values:	5,462,807		5,462,807
Total Test Values (4):	271,356,763		279,470,494

Margin of Error

Margin of Error Percent:	5.0495889
Margin of Error Value:	14,112,111

Confidence Interval Values (5)

State Lower Limit:	265,358,383	(State Test Value minus Margin of Error Percent)
Local Test Value:	271,356,763	(Within Confidence Interval)
State Upper Limit:	293,582,605	(State Test Value plus Margin of Error Percent)
Value Assigned (6):	360,730,415	(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