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.
rotifer
density
specific density of fluid.
pm.y
number falling out for P. major.
pm.total
total number of P. major.
kc.y
number falling out for K. cochlearis.
kc.tot
total number of K. cochlearis.