(a) Define the terms:
(i) experiment, and
(ii) trial, in the context of probability.
(b) A fair coin is tossed once.
(i) List the sample space for this experiment.
(c) The same coin is tossed twice.
(i) List the sample space.
(ii) State the total number of possible outcomes.
(d) For the experiment in part (c), are all the outcomes equally likely? Give a brief reason for your answer.