The data give the numbers of rotifers falling out of suspension for
different fluid densities. There are two species, pm
Polyartha major and kc, Keratella cochlearis and
for each species the number falling out and the total number are
given.
rotiferdensityspecific density of fluid.
pm.ynumber falling out for P. major.
pm.totaltotal number of P. major.
kc.ynumber falling out for K. cochlearis.
kc.tottotal number of K. cochlearis.