Why would one want to add comments to his or her script? A code may be more advanced or less advanced, but as time goes by, and work piles up, naturally, we may forget what we’ve done, or forget our methods or could use a refresher when that’ll help us Read more…
Sometimes we want to show separate groups from a single dataset, upon a histogram plot. In R we can do it in several ways. In this article, we’ll discuss how to do it using the ggplot2 package, and the facet_grid tool. First, let’s generate our dataset. We’ll also use the Read more…
Boxplot is a plot shaped as a box, which depicts the distribution of a variable using certain measures in this distribution, such as minimum, maximum, all quarterlies, inter quartile range (IQR) and even outliers of the distribution. In R programming, there are several ways to create a boxplot; In this Read more…
Descriptive statistics is the first encounter with the data, and gives us a primal intuition and idea of what is laid in front of us. Sometimes, for some reason, we’re interested not only in the overall descriptive statistics of the whole sample, but in certain groups drawn from the sample. Read more…
Sometimes we choose not to use the default color pallet offered by R.In this post we’d be able to see some examples of alternative usage. Setting up the data: We’ll generate the data ourselves using set.seed(1000) command to retain the same data: This is a short view of the data Read more…