5.26 (Project) Can your class tell the difference between tap water and bottled water? Set up an experiment as follows: fill r glasses with tap water and n − r glasses with bottled water. The subject has to guess which is which. If they get more than p correct, you conclude they can tell the difference. Write up a report of the experiment including:

(a) a description of the experimental procedure;

(b) your choice of n, r and p, with reasons;

(c) the power of your test;

(d) your conclusions.