Erik Marsja
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How to Randomly Select Rows in R – Sample from Dataframe

How to Randomly Select Rows in R – Sample from Dataframe

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...
Extract P-Values from lm() in R: Empower Your Data Analysis

Extract P-Values from lm() in R: Empower Your Data Analysis

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...
Master or in R: A Comprehensive Guide to the Operator

Master or in R: A Comprehensive Guide to the Operator

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...
Update R: Keeping Your RStudio Environment Up-to-Date

Update R: Keeping Your RStudio Environment Up-to-Date

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,...
Mastering SST & SSE in R: A Complete Guide for Analysts

Mastering SST & SSE in R: A Complete Guide for Analysts

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...
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Latest Posts

  • How to Randomly Select Rows in R – Sample from Dataframe June 4, 2023
  • Extract P-Values from lm() in R: Empower Your Data Analysis May 30, 2023
  • Master or in R: A Comprehensive Guide to the Operator May 24, 2023
  • Update R: Keeping Your RStudio Environment Up-to-Date May 23, 2023
  • Mastering SST & SSE in R: A Complete Guide for Analysts May 19, 2023
  • Report Correlation in APA Style using R: Text & Tables May 8, 2023
  • Wide to Long in R using the pivot_longer & melt functions April 29, 2023
  • Countif function in R with Base and dplyr April 23, 2023
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