taxes Property Tax Assistance

2018 Confidence Interval Detail

031/Cameron
031-903/Harlingen CISD

Category Summary

(1) Category	(1) Local Value	(1) Stratum Ratio	(1) State Value	(2) Sample Size	(3) Total Parcels	Stratum Variance
A	463,016,338	0.8762	528,436,816	85	8,397	.074603296
A	497,413,050	0.9278	536,120,985	110	5,068	.027526008
A	558,128,619	0.9389	594,449,482	115	3,865	.029254018
A	557,002,430	0.9879	563,824,709	65	2,218	.022465955
F1	218,758,827	0.9021	242,499,531	23	1,054	.140111194
F1	226,998,606	0.8207	276,591,454	17	314	.074470493
F1	219,010,629	0.8225	266,274,321	15	96	.408016530
F1	221,372,784	0.7867	281,394,158	9	13	.232877493
L1	88,699,780	0.9909	89,514,361	10	798	.001681884
L1	87,118,118	0.9823	88,687,894	10	170	.002982345
L1	92,527,636	0.9964	92,861,939	8	54	.001061922
L1	81,046,174	0.9636	84,107,694	6	12	.007563169
Random Totals:	3,311,092,991		3,644,763,344	473	22,059
Catg D1 Exception Values:	9,977,916		9,229,573
Total Test Values (4):	3,321,070,907		3,653,992,917

Margin of Error

Margin of Error Percent:	5.0000000
Margin of Error Value:	182,699,645

Confidence Interval Values (5)

Local Test Value:	3,321,070,907	(Outside Confidence Interval)
State Lower Limit:	3,471,293,272	(State Test Value minus Margin of Error Percent)
State Upper Limit:	3,836,692,562	(State Test Value plus Margin of Error Percent)
Value Assigned (6):	3,584,167,506	(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