As you walk into your Introductory Psychology class, your teacher flips a coin to determine whether you should be in Group A or Group B for her in-class experiment. This procedure is called .

15 min. leftread about what these classmates had for lunch and identify the missing terms. mark eats whole-wheat pasta mixed with vegetables for lunch. for dessert, he has a cherry popsicle. the whole-wheat pasta and fresh vegetables will be digested (faster than, slower than, at the same rate as) the popsicle.