- R as a calculatorType some math, get an answer, give it a name.
- VectorsWork on a whole column of numbers at once.
- Data and simulationSummarize real numbers, run an experiment, and draw it.
- Writing functionsGive a calculation a name so you can reuse it.
- Comparing two stocksRisk, relationship and a picture, in three lines of R.
- Data framesR's table of data, where the real work happens.
- Simulation in RThousands of experiments in a line or two.
- Track quizFive questions. Get four right to finish the track.