This study was designed using a Research and Development design with the ADDIE development model. The ADDIE development model has five stages, namely Analysis, Design, Development, Implementation, and Evaluation. This research was only up to the development stage, the Implementation Stage was not carried out because the research objectives were limited to obtaining a proper / valid LKPD product…
This study purpose to determine the effect of Rupiah’s exchange rate, inflation, and foreign loans on Indonesia's foreign reserves during 2003 to 2017. The data used in this study are time series data from 2003-2017 sourced from Bank Indonesia and the Statistics Indonesia. The method used to test the results of this study is multiple linear regression analysis using software Eviews 10. In th…
This research was held in the coastal waters of Dumai and North Rupat, Province of Riau in November 2015. The aim of this research is to determine the distribution and the mean of Pb and Cu concentrations in Mudskipper’s muscles, gills and bones; to find out the comparison of Pb and Cu concentrations in the Mudskipper in two different stations and also to know the relation of Pb and Cu concen…