Generic function for calculating number of sessions
# S3 method for trackeRWprime
nsessions(object, ...)# S3 method for distrProfile
nsessions(object, ...)
# S3 method for conProfile
nsessions(object, ...)
nsessions(object, ...)
# S3 method for trackeRdataSummary
nsessions(object, ...)
The object for which to calculate the number of sessions.
Arguments to be passed to methods.