Which of the strategies for partial control in an ex post facto study is most likely to limit the generalizability of the results of the study?

a. Using change scores
b. Using ANCOVA
c. Using homogeneous groups
d. Building extraneous variables into the design
e. a and b


C

Education

You might also like to view...

A game that helps children gain an appreciation for other cultures is called Jengaâ

Indicate whether this statement is true or false.

Education

It is important for today's preschool programs to include high tech tools

such as whiteboards and e-books. Indicate whether the statement is true or false

Education

Can teachers be prohibited from being school board members?

a. Yes. Federal law bans any teacher from serving on the school board while employed by the district. b. It is unknown. No court has every addressed this issue before c. No. The U.S. Supreme Court has ruled several times that teachers have a constitutional right to serve as teachers and school board members. d. No. It would violate the Equal Access Act if teachers were prohibited from also serving as school board members. e. Yes. At least one court has ruled that the positions of teacher and board member in the same district are "incompatible and inconsistent."

Education

Christine was an authoritative parent. When her children were growing up, she gave them many opportunities to make age-appropriate choices. By doing this, she likely encouraged the development of their __________.

A. autonomy B. confusion C. rebellion D. compliance

Education