Causal-comparative or ex post facto research is widely used because
a. such studies have greater internal validity than do quasi-experimental studies.
b. the law of the single significant independent variable can be more readily applied in ex post facto research than in experimental research.
c. it is not possible to experimentally manipulate many variables of interest .
d. Campbell and Stanley are exuberant in their praise of ex post facto research.
C
You might also like to view...
Counting is acquired through activities that are naturalistic and informal
a. True b. False
Aieden, Jasmin, and Sierra prepared a presentation on insects in their neighborhood. This can be used as an appropriate assessment of inquiry learning
a. True b. False Indicate whether the statement is true or false
The ability to speak two languages is
a. Monolingualism. b. Bilingualism. c. Multiculturalism. d. Biculturalism.
What ways can adults provide outlets for children with angry feelings?
A) Giving children time-outs B) Physical activity C) Allowing children to yell at each other D) Tell families to spend more time with their children