Aresearch team is curious about the relationship between exercise habits and academic performance among american college students. in order to get their data, the researchers randomly select seventeen colleges by pulling names out of a hat and traveling to campuses, where they stand in prominent public places and ask for volunteers until they have ten people from each campus willing to be interviewed. what is the researchers’ target population? a. students at the seventeen colleges they visited b. american college students c. the 170 students who were interviewed d. young people

According to the federal regulations, which of the following studies meets the definition of research with human subjects? a researcher conducts a comparison of the comments made in a publicly available blog and the blogger's comments on a similar topic in a weekly magazine. undergraduate students in a field methods class are assigned a research question and asked to interview another classmate, to be followed by a class discussion on interview techniques. a cognitive psychologist enrolls undergraduate students for a computer-based study about the effect of mood on problem-solving behaviors. a researcher sets up a meeting with the superintendent of a large and diverse public school system to get data about the ethnic composition of the school system and the number of students receiving free lunches.