SkiExperts {PairedData} | R Documentation |
Actual and imaginary performances in ski
Description
This dataset gives the actual and motor imaginary performances (time) in ski for 12 experts.
Usage
data(SkiExperts)
Format
A dataframe with 12 rows and 3 columns.
[,1] | Subject | factor | anonymous subjects |
[,2] | Actual | numeric | actual performance (sec.) |
[,3] | Imaginary | numeric | imaginary performance (sec.) |
Source
Private communication. Aymeric Guillot, CRIS, Lyon 1 University, FRANCE.
References
Louis, M., Collet, C., Champely, S. and Guillot, A. (2012) Differences in motor imagery time when predicting task duration in Alpine skiers and equestrian riders. Research Quarterly for Exercise and Sport, 83(1), 86-93.
Examples
data(SkiExperts)
# Visualising
with(SkiExperts,plot(paired(Actual,Imaginary),type="profile"))
# No underestimation of imaginary time for experts
with(SkiExperts,t.test(paired(Actual,Imaginary)))
# But a very interesting increase in dispersion in their
# predicted times
with(SkiExperts,Var.test(paired(Actual,Imaginary)))
[Package PairedData version 1.1.1 Index]