NormalQQPlot {Dowd} | R Documentation |

## Normal Quantile Quantile Plot

### Description

Produces an emperical QQ-Plot of the quantiles of the data set 'Ra' versus the quantiles of a normal distribution. The purpose of the quantile-quantile plot is to determine whether the sample in 'Ra' is drawn from a normal (i.e., Gaussian) distribution.

### Usage

```
NormalQQPlot(Ra)
```

### Arguments

`Ra` |
Vector data set |

### Author(s)

Dinesh Acharya

### References

Dowd, K. Measuring Market Risk, Wiley, 2007.

### Examples

```
# Normal QQ Plot for randomly generated standard normal data
Ra <- rnorm(100)
NormalQQPlot(Ra)
```

[Package

*Dowd*version 0.12 Index]