correl {agricolae} | R Documentation

## Correlation Coefficient

### Description

An exact correlation for ties or without ties. Methods of Kendall, Spearman and Pearson.

### Usage

    correl(x, y, method = "pearson",alternative="two.sided")

### Arguments

`x` | Vector
`y` | Vector
`method` | "pearson", "kendall", "spearman"
`alternative` | "two.sided", "less", "greater"

### Value

The correlation of x,y vector with the statistical value and its probability

### Author(s)

Felipe de Mendiburu

### References

Numerical Recipes in C. Second Edition.

### See Also

`correlation`

### Examples

    library(agricolae)
    data(soil)
    with(soil,correl(pH,clay,method="kendall"))
    with(soil,correl(pH,clay,method="spearman"))
    with(soil,correl(pH,clay,method="pearson"))

[Package agricolae version 1.2-9 Index]