R Programming

URL: https://www.progressiverobot.com/substring-function-in-r/ Substring() function in R is widely used to either extract the characters present in the data or to manipulate the data. You can easily extract the required characters from a string and also replace the values in a string. Hello folks, hope you are doing good. Today let's focus on the substing function […]

URL: https://www.progressiverobot.com/r-squared-in-r-programming/ Hello, readers! In this article, we would be walking through an important concept in Machine Learning – R squared (R2) in R programming. So, let us begin!! Importance of R squared error metric Let us first understand the importance of error metrics in the domain of Data Science and Machine Learning!! Error metrics […]

If I ask you a question – "Do you use spreadsheets"?, I will immediately get a straight YES. It shows how popular and useful spreadsheets are in day-to-day business operations. If you are an analyst, then spreadsheets are invaluable. You might have used both Excel and Google sheets for your works. There is a good […]

URL: https://www.progressiverobot.com/plot-function-in-r/ In this tutorial, let us first begin by understanding the basics using the plot() function in R. The R language is well known for its beautiful graphics with a rich set of functions to build and format any kind of graphs and the plot() function family one that helps us build those. The […]

URL: https://www.progressiverobot.com/min-max-in-r/ Finding min and max values is pretty much simple with the functions min() and max() in R. You know that we have functions like [mean](/community/tutorials/find-the-mean-of-values-in-r), [median](/community/tutorials/find-the-median-in-r), [sd](/community/tutorials/find-standard-deviation-in-r), and mode to calculate the average, middle, and dispersion of values respectively. But did you ever thought of a function which gives you min and max […]

URL: https://www.progressiverobot.com/quantile-function-in-r/ You can generate the sample quantiles using the quantile() function in R. Hello people, today we will be looking at how to find the quantiles of the values using the quantile() function. Quantile: In laymen terms, a quantile is nothing but a sample that is divided into equal groups or sizes. Due to […]

URL: https://www.progressiverobot.com/plot-roc-curve-r-programming/ Hello, folks! In this article, we will be having a look at an important error metric of Machine Learning — Plotting ROC curve in R programming, in detail. So, let us begin!! The necessity of the ROC curve Error metrics enable us to evaluate and justify the functioning of the model on a […]

Hello, readers! In this article, we will be focusing on the concept of rows and columns in R i.e. get the number of rows and columns of an object in R programming, in detail. So, let us begin!! 🙂 Be it a [matrix](/community/tutorials/matrix-arrays-in-r) or a [data frame](/community/tutorials/data-frames-in-r-programming), we deal with the data in terms of […]

URL: https://www.progressiverobot.com/r-melt-and-cast-function/ Hello, readers! In this article, we would be having a look at an important concept of R programming – Reshaping data using R melt() and cast() functions, in detail. The R melt() and cast() functions help us to reshape the data within a data frame into any customized shape. Working with the R […]