Which investment is the riskiest, but has the potential to earn you the most money?

a) savings account
b) stocks
c) treasury bonds
d) municipal bonds

In terms of the "great wheel of science", statistics are central to the research process (a) only between the hypothesis phase and the observation phase (b) only between the observation phase and the empirical generalization phase (c) only between the theory phase and the hypothesis phase (d) only between the empirical generalization phase and the theory phase