You have been asked to choose 20 participants for drug trial which compares two different treatments for migraine headaches. The researchers have requested the block design (male/female) with control groups for each block. You have been given list of people willing to participate in trial, numbered from 1 to 87. The first 42 people are female; the rest are male.
(a) Draw a diagram for the design of this experiment.
(b) In paragraph form, clearly explain how you will select your sample.
(c) Beginning with the Line 123 of the Random Number Table, select the twenty participants.