Marta Created a Correlational Study to Consider the Possible Relationship
Marta created a correlational study to consider the possible relationship between anxiety and life-stressors.She hypothesized that more life-stressors lead to greater anxiety.What do we call life-stressors and anxiety in this correlational study?
Robert is gathering data for his graduate research project.He targets psychology students as his participants.He randomly selects several psychology classes of which to administer his questionnaire.Which of the following is true about Robert's participants?
A)The students in the psychology classes represent the population and all the psychology students on campus also represent the population.
B)The students in the psychology classes represent the population and psychology students in general represent the sample.
C)The students in the psychology classes represent the sample and psychology students on campus also represent the sample.
D)The students in the psychology classes represent the sample and psychology students in general represent the population.
A representative sample in research means that:
A)the participants were hand-picked by the research according to race.
B)the participants in the sample are highly typical of the population of interest.
C)the participants were invited to participate in the study by a representative of the research group.
D)some participants have a greater chance of being selected than others.
A sample that is not representative is said to be