S4 class for calmr experiments.
Slots
design:A CalmrDesign object.
model:A string specifying the model used.
groups:A string specifying the groups in the design.
parameters:A list with the parameters used, per group.
timings:A list with the timings used in the design.
experiences:A list with the experiences for the model.
results:A CalmrExperimentResult object.
.model:Internal. The model associated with the iteration.
.group:Internal. The group associated with the iteration.
.iter:Internal. The iteration number.