2 title: "Week 6 R lecture"
3 subtitle: "Statistics and statistical programming \nNorthwestern University \nMTS 525"
9 ```{r setup, include=FALSE}
10 knitr::opts_chunk$set(echo = TRUE)
14 You learned the theory/concepts behind t-tests last week, so here's a brief run-down on how to use built-in functions in R to conduct them and interpret the results.
18 Analogous situation with t-tests. Here's a brief introduction to how they work in R.
20 ## Visualizing confidence intervals
22 We spent a lot of time on confidence intervals in the past few weeks. Since they can be so useful, surely we should learn some approaches to incorporating them into data visualizations.
24 ## Date/time arithmetic
26 Last, but not least, another wrinkle in time...or at least how to manage date-time objects in R.