Carry out poisson test on absolute number of spikes in odour response

poissonTestOdours(x, odours = colnames(x), maxtrials = NA, ...)

Arguments

x	An m x n odour response matrix for m trials of n odours
odours	Names of odours (defaults to `colnames(x)`)
maxtrials	Maximum number of trials to consider (default => all)
...	Additional parameters passed to `poisson.test`

It is assumed that x contains one column called "blank", against which the other columns will all be tested.