Siagian, Widya RisnawatiSugiarto, Sigit2016-04-262016-04-262016-04-26wahyu sari yenihttp://repository.unri.ac.id/xmlui/handle/123456789/8274This paper studies the moving average method and Winter method with numerical application. Both of these models are used to predict the amount of foreign tourist arrivals in city of Batam in 2015 by taking into account the seasonal factor from time series spanned data. Then a comparison is carried out for both forecasting models to select the better forecasting model with minimum mean square error.enTime seriesmoving average methodWinter methodmean square errorstudent Paper Post Degree