Professor proust, a memory researcher, designs an experiment to test the hypothesis that reading picture books designed for children significantly enhances college students' memories of childhood. she asks participants to wri te about significant childhood memories, and to circle any events they remember from a list of common memories (such as getting lost in a store or breaking a leg, use the following terms to describe how professor proust should choose the p articipants and experimental/control groups for her study: • population • random sample • random assignment

The correct answer is: random assigment of a predefined number of individuals from the population of interest to either the control or the experimental/treatment groups.

This system of assignment is used to ensure that each member of the population of interest has exactly the same probability of being chosen for either of the groups, in order to avoid sampling biases that could subsequently contaminate the results of the experiment.

trade regulation is a field of law, often bracketed with antitrust (as in the phrase “antitrust and trade regulation law”), including government regulation of unfair methods of competition and unfair or deceptive business acts or practices. antitrust law is often considered a subset of trade regulation law. franchise and distribution law, consumer protection law, and advertising law are sometimes considered parts of trade regulation law.

in general the theory of economics says that the more open to trade a country is the better   the result for the same country and the whole economies.

in real life countries impose taxes, quotas, etc which is not so good for the economies.

this kind of commercial war between the usa and china is slowing down the growth of the whole world so we can say that it is a draw back of trade regulations. and the free trade agreements are benefits of trade regulations.

answer; i believe the correct answer is (general);