Which research design involves studying a number of individuals of different ages who have the same trait at a single time?
A) Cross-sectional
B) Longitudinal
C) Cross-sequential
D) Experimental
In which research design do scientists study the same individuals or society repeatedly over a specified period?
A) Cross-sectional
B) Longitudinal
C) Cross-sequential
D) Experimental
Which research design tests individuals in a cross-sectional sample more than once over a specified period?
A) Cross-sectional
B) Longitudinal
C) Cross-sequential
D) Experimental
What is the primary goal of case study research?
A) To study large groups of individuals
B) To generalize findings to the population
C) To study an individual or small group in-depth
D) To test cause-and-effect relationships
What is a limitation of case study research?
A) Difficulty in obtaining data
B) Limited generalizability
C) Lack of depth in findings
D) High cost of implementation
Which research method involves administering questionnaires or interviews to large numbers of people?
A) Case study
B) Observational research
C) Survey research
D) Correlational research
What is a disadvantage of survey research?
A) Limited sample size
B) Subject bias
C) Lack of anonymity
D) Costliness
What does observational research involve?
A) Administering questionnaires
B) Directly observing subjects’ reactions
C) Conducting experiments in a laboratory
D) Analyzing existing data
Which research method focuses on determining if a relationship exists between two variables?
A) Case study
B) Observational research
C) Correlational research
D) Experimental research
What does a positive correlation between two variables indicate?
A) As one variable increases, the other decreases
B) There is no relationship between the variables
C) Both variables increase or decrease together
D) One variable causes the other