# R Tutorial Videos

### From OpenWetWare

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(→Hypothesis Testing) |
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* [http://youtu.be/4y8GtlRdzdU Boxplots] | * [http://youtu.be/4y8GtlRdzdU Boxplots] | ||

* [http://youtu.be/xbrmr2ne55Q Barplots] | * [http://youtu.be/xbrmr2ne55Q Barplots] | ||

- | * [ Scatterplots] | + | * [http://www.youtube.com/watch?v=QSL2QBhfsYA Scatterplots] |

* [ Density Plots] | * [ Density Plots] | ||

## Revision as of 14:11, 3 September 2012

## Contents |

## Introductory Videos

- Installing RStudio
- Introduction to Objects and Functions
- Loading Data Into RStudio
- Summarizing Data
- Important R Functions
- Functions include names(), head(), nrow(), ncol(), sort(), levels(), length(), which(), table(), prop.table()

- Indexing Data
- Examining Data Types

## Creating Plots

- Histograms
- Boxplots
- Barplots
- Scatterplots
- [ Density Plots]

## Hypothesis Testing

- T-tests
- Exact Binomial Test
- Chi-squared Goodness of Fit Test
- Chi-squared Contingency Table Analyses
- Verifying Assumptions with QQ Plots