Aclinical test on humans of a new drug is normally done in three phases. phase 1 is conducted with a relatively small number of healthy volunteers. for example a phase 1 test of a specific drug involved only ate subjects. assume that we want to treat eight healthy humans with this new drug and we have 11 suitable volunteers available. if 8 subjects are randomly selected and treated at the same time, what is the probability f selecting the 8 youngest subjects?