MATHunesa: Jurnal Ilmiah Matematika
Vol. 12 No. 3 (2024)

PERAMALAN TINGKAT PENGANGGURAN DI KOTA LAMONGAN MENGGUNAKAN METODE PEMULUSAN EKSPONENSIAL GANDA BROWN

Rosidah, Kamilatur (Unknown)
alfan, Aris (Unknown)
Isro'il, Ahmad (Unknown)



Article Info

Publish Date
12 Jun 2024

Abstract

Forecasting is a method in statistics that aims to estimate or predict a condition in the future. The results of forecasting can be used as a reference or indicator in predicting conditions at the next time. This research was carried out by predicting the unemployment rate in the city of Lamongan for the next period, using the Brown double exponential smoothing method based on data from 2001 to 2023. The forecasting accuracy method used in forecasting unemployment is Mean Absolute Percentage Error (MAPE) for calculate the percentage error for each ? parameter value. From the research results, the best ? parameter value was obtained for forecasting the unemployment rate in the city of Lamongan in the future by obtaining the smallest MAPE value chosen by trial and error.

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Journal Info

Abbrev

mathunesa

Publisher

Subject

Mathematics

Description

MATHunesa is a mathematical scientific journal published by the Department of Mathematics, Faculty of Mathematics and Natural Sciences, The State University of Surabaya with e-ISSN 2716-506X and p-ISSN 2301-9115. This journal is published every four months in April, August, and December. One volume ...