by Erik Marsja | Jun 4, 2023 | Programming, R

In this tutorial, you will learn how to randomly select rows in R, an essential skill when working with large datasets or conducting statistical analyses. The ability to randomly sample rows enables us to extract representative subgroups or explore data in a...
by Erik Marsja | May 30, 2023 | Programming, R

Are you searching for a way to extract p-values from the lm() function in R? Look no further! In this blog post, we will explore how to obtain p-values from linear regression models using the lm() function in R. Whether you are a researcher, a student, or a data...
by Erik Marsja | May 24, 2023 | Programming, R

In this comprehensive tutorial, we will look at the capabilities of one operator that is very handy for data wrangling: or in R. We will delve into the power of the or operator, symbolized by “|”, and explore how it can be used in our data analysis...
by Erik Marsja | May 23, 2023 | Programming, R

Keeping your software tools up-to-date is essential for a seamless and efficient workflow, and the R programming language is no exception. In this blog post, we will explore the importance of updating R, discuss the circumstances that may necessitate an update,...
by Erik Marsja | May 19, 2023 | Programming, R

Calculating the sum of squared residuals (SSR, also known as the sum of squared errors; SSE) in R provides valuable insights into the quality of statistical models. In addition, computing the total sum of squares (SST) is crucial for understanding the overall...