The most popular form of accessing data is:
A) telephone surveys.
B) online surveys.
C) in-home surveys.
D) face-to-face intercepts.
E) focus groups.
If we were to ask college students, “To what extent do you value a college degree?”,
which type of sample plan would be most appropriate?
A) Any probability sampling plan would be useful.
B) a stratified sample because we would expect the answers to vary by strata: freshmen,
sophomore, junior, and senior
C) a cluster sample because we would expect the answers to vary by cluster: freshmen,
sophomore, junior, and senior
D) an area sample because we would expect the answers to vary by area: freshmen,
sophomore, junior, and senior
E) an area sample because we would expect the answers to vary by area: freshmen,
sophomore, junior, and senior, with seniors more heavily sampled