A researcher can guarantee the representativeness of the sample by
a. using stratified random sampling.
b. employing simple random sampling procedures.
c. using systematic sampling procedures.
d. using the whole population.
D
You might also like to view...
The dominant play during the preschool years is practice play
a. True b. False Indicate whether the statement is true or false
Which statement best describes some middle school's perspectives toward parent involvement?
a. Middle school policies and teacher attitudes in some middle schools often discourage the involvement of parents or other adults. b. Programs to reengage parents will have significant effects even if the parents believe that the teachers do not want their participation and involvement. c. It is ridiculous to say or imply that middle schools do not want strong parent involvement—all middle schools actively seek to involve parents and families. d. The participation of the mother is more beneficial than the father, since the mother is the primary home caretaker.
Since there is a danger of confusing symptoms with causes, ex post facto researchers
a. must employ quota sampling techniques. b. must carefully manipulate the independent variable. c. must randomly assign subjects to treatment groups. d. none of the above.
“One of the most useful questioning techniques to teach comprehension of content or expository material is the directed reading/thinking activity (DRTA).” Discuss
What will be an ideal response?