Answer:
a. Smaller class size is related to better academic performance.
Explanation:
A hypothesis is a testable prediction, a scientific guess of what you expect to happen from a study. There are directional and non directional hypothesis, the directional hypothesis states exactly what you expect such as " smaller class size is related to better academic performance while a non directional hypothesis predicts that there will be an effect but does not specify the direction, example is "smaller class size is related to academic performance".
The option chosen is an example of a directional hypothesis, option b, c, and d are more statements of facts and not hypothesis.
The behavior that Richard is studying is called deviance. It is any behavior that is very from what we know as social norms or behavior that violates these norms and commonly is of disapproval of the people in the society. They can be criminal or non-criminal behaviors. <span />
The correct answer is The U.S. currency has a predictable value.
Explanation: The reason why the United States has a fiduciary monetary system is because they has a predictable value in the future.
