# Reduction of Error statistic

### Description

Performs Reduction of Error(RE) statistic on vectors of data.

### Usage

1 | ```
test.RE(x, y)
``` |

### Arguments

`x` |
a vector indicating actual climate data |

`y` |
a vector indicating reconstructed climate data |

### Details

Performs Reduction of Error(RE) statistic on vectors of data.

### Value

RE: Reduction of Error(RE) MSE: Mean squared erro of validation RMSE: Root mean squared error of validation

### Author(s)

Zongshan Li zsli_st@rcees.ac.cn

### References

Cook ER ,Kairiukstis LA (1990) Methods of Dendrochronology: Applications in the Environmental Sciences. Kluwer Academic Publishers, Dordrecht, Netherlands.

### See Also

`test.ST`

, `test.PMT`

### Examples

1 2 |

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