A. observation research
B. a survey
C. content analysis
D. an experiment
A. correlation
B. independent variable
C. dependent variable
D. sample
A. collect data
B. define the problem
C. review previous research
D. formulate a hypothesis
A. Basic understanding
B. Practical use
C. Applied use
D. None of these
A. Personal studies
B. Participant-observer studies
C. Observational studies
D. None of these
A. Observational studies
B. Sociological analysis
C. Statistical Comparative studies
D. None of these
A. the things that happen by themselves
B. Are arranged knowingly
C. both a and b
D. None of these
A. brought into laboratory
B. Kept in their homes and observed
C. are not told about experiment
D. None of these
A. Scientific research
B. Scientific method
C. Science unity
D. None of these
A. they are often undertaken by specialist agencies
B. they offer an appearance of precision
C. the data is easy to quantify and analyses
D. large numbers of people can be studied