FRatio: F-Statistic Ratio

In DiscriMiner: Tools of the Trade for Discriminant Analysis

Description

Calcualtes the F-statistic between a quantitative variable and a qualitative variable

Usage

  FRatio(variable, group)

Arguments

variable	a quantitative variable
group	a vector or factor with group memberships (i.e. qualitative variable)

Value

F-statistic and its p-value

Author(s)

Gaston Sanchez

References

Tenenhaus M. (2007) Statistique. Dunod, Paris.

See Also

discPower, corRatio

Examples

## Not run: 
  # load bordeaux wines dataset
  data(bordeaux)

  # F-statistic ratio between temperature and quality
  FRatio(bordeaux$temperature, bordeaux$quality)
  
## End(Not run)

Example output

           F      p_value 
2.738931e+01 1.408416e-07 

DiscriMiner documentation built on May 1, 2019, 10:32 p.m.