# Multiple comparisons graphical matrix

### Description

Print a matrix of pair-wise comparisons based on an 'sma' fit.

### Usage

1 | ```
multcompmatrix(smfit, sort = TRUE)
``` |

### Arguments

`smfit` |
An object of class 'sma', fit with |

`sort` |
Logical. Specifies whether or not to sort groups from smallest to largest value based on the parameter of interest (slope, elevation or mean fitted value). |

### Details

A matrix of comparisons is drawn, based on the P values of the pair-wise tests between levels of the grouping variable. An 'X' indicates P < 0.05, 'o' indicates 0.05 < P < 0.1.

### Value

Invisibly returns the (character) matrix.

### Author(s)

Remko Duursma and Daniel Falster.

### See Also

`sma`

### Examples

1 2 3 4 5 6 7 8 9 10 | ```
# Print the matrix of comparisons:
data(leaflife)
sm1 <- sma(lma ~ longev + site, data=leaflife, multcomp=TRUE)
multcompmatrix(sm1)
# Write the matrix to a file like this:
## Not run:
capture.output(multcompmatrix(sm1), file="sm1matrix.txt")
## End(Not run)
``` |