There are 20 marbles. 12 are red and 8 are blue. Renan chooses 5 marbles without replacement. What is the probability that (1) they are all red?
(2) the first two are red and the next three are blue?
(3) exactly two of them are red?

What is the american psychological association’s ethical principle of psychologists and code of conduct based upon? a. the work of a dozen world-renowned philosophers and ethical savants. b. the feedback of thousands of psychologists and their ethical struggles. c. the regulatory power and authority of the united states constitution. d. the hippocratic rules and guidelines of medical practitioners and surgeons. select the best answer from the choices provided a b c