Recently I've created my note of all study materials that I have referred to or I refer to often. https://public.tableau.com/profile/yosh...

In the last post, we found that the sales has a seasonal trend. In this post, I'd like to see the detail of the trend. When we see the...

In this post, I'd like to talk about 1. How to use R in Tableau 2. Time-series decomposition visualization in Tableau 3. Forecast with...

In this post, I will talk about time-series decomposition. According to this website and the author's book, "Time Series Decomposition is...

I am studying R, Tableau and Google Analytics and my current task is to analyse website's traffics in order to 1. understand customer...

Welcome to DSPA Blog. In this blog, I will write some articles about R, KNIME, Tableau, Google Analytics. This is why this blog is DSPA...