Tag Archives: Statistics

Quick start with R: Mathematical expressions for graphs (Part 22)

In Blog 22, let’s see how to create mathematical expressions for your graph. Mathematical expressions on graphs are made possible through expression(paste()) and substitute(). If you need mathematical expressions as axis labels, switch off the default axes and include Greek symbols by writing them out in English. You can create fractions through the frac() command. …

Rsample (Part 1) – Bootstrap estimate of a confidence interval for a mean

The package contains functions that allow different types of resampling (e.g. cross-validation, bootstrap, etc.). The data structure in which resampling data is stored is a data frame and is very convenient for further work. You can read more about the package on the official package page: https://github.com/tidymodels/rsample. The package is part of the RStudio “tidymodels” …