[Solved] Identify the following passage as containing an argument, two arguments, or no argument; if it contains an argument, identify the conclusion(s); and, if it contains two arguments, indicate which argument is the principal argument. Imagine yourself naked, without weapons, and running after a deer. If you were to catch this deer, how would you eat it? Humans are not equipped with canine teeth in order to eat meat without tools. A carnivore's teeth are long and sharp, and its jaws move up and down. Humans, by contrast, use their molars to crush and grind their food. Have you ever noticed that so many Americans are overweight and unhealthy? That's because they eat meat. -From a student paper Experimental Studies: Research designs that involve the manipulation of one or more variables to determine their effect on one or more outcome variables. Observational: Relating to the collection of data by observing and measuring phenomena as they occur naturally, without manipulation or intervention. Categorical Variable: A variable that can take on one of a limited, and usually fixed, number of possible values, assigning each individual to a particular group or category. Quantitative Variable: A type of variable that can be measured and expressed numerically, allowing for mathematical operations and statistical analysis.