R for applications in data science

R logo
The R logo, licensed under CC-BY-SA 4.0.

All posts with the R tag deal with applications of the statistical programming language R in the data science setting.

Posts about R

Finding a Suitable Linear Model for Ozone Prediction

Finding a Suitable Linear Model for Ozone Prediction

0

Although ordinary least-squares regression is often used, it is not appropriate for all types of data. Using the airquality data set, I try to find a generalized linear model that fits the data better. For this purpose, I use the following methods: weighted regression, Poisson regression, and imputation.

Bar Plots and Error Bars

Bar Plots and Error Bars

0

Bar plots are frequently used due to their simplicity. However, they also do not convey a lot of information. Here, I discuss how error bars can be used to visualize variance and under which circumstances bar charts should not be used.