DROSOP.DAT
Data file belonging to the GLM macro package of XploRe 3.0.
The data is from "Generalized Linear Models, 2nd Edition", McCullagh and 
Nelder (1989), Chapman and Hall, p. 307.
The data gives the mean duration of embryonic period in the development
of Drosophila melanogaster.

The first column gives the temperature and which the eggs were kept.
The second column is the experiment number.
The third column gives the average duration of the embryonic period measured
    from the time at which the eggs were laid.
The fourth column gives the number of eggs in each batch.
The fifth column gives the sample standard deviation for each batch.
The sixth column gives the temperature at which the eggs were laid.
The seventh column gives for which duration (in hours) they were kept at the 
    initial temperature.