(c) Actually, the 10,000 larvae in each group came from a series
of 50 different runs of the experiment, with 200 larvae in each
group for each run. The researchers believe that conditions differ
from run to run, and thus it makes sense to treat each run as a
case (rather than each fly). In this analysis, we are looking at
paired data, and the response variable would be the difference in
the number of larvae surviving between the choice...