If we were to ask college students, To what extent do they 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, andsenior.
d. An area sample because we would expect the answers to vary by area: freshmen, sophomore, junior, andsenior.
e. None of the above would be appropriate. In fact, it would be best to use a nonprobability sampling technique.
Question 2The average U.S. millionaire is 54 years old.
Indicate whether the statement is true or false
Question 3Jane Doe wants to administer a short survey on student driving habits to a representative sample of students at
the local university. She secured a list of students from the student directory. She assigned each student a unique
number and then used a random number table to select her sample. Jane Doe is most likely using a
a. quota sample technique.
b. probability sampling technique.
c. cluster sample technique.
d. statistical inference.
e. judgment sampling technique.
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