A researcher conducts a between-subjects experimental research design and measures a mean difference in the dependent measure between two groups. How can the researcher test if the mean difference observed in his sample is due to individual differences or due to the manipulation made by the researcher?
A. conduct a quasi-experiment
B. compute a two-independent-sample t test
C. compute a related samples t test
D. no test is needed
Ans: B
You might also like to view...
Social competence is exactly the same from one culture to the next
Indicate whether the statement is true or false.
Self-management techniques are effective, but only for older students (e.g., students in intermediate grades and higher)
a. true b. false
The common characteristic of the many definitions of transition that have appeared in the literature is an emphasis on:
a. movement toward independent adulthood b. movement into school c. movement through school d. movement through family life
The process for considering the appropriate disciplinary actions for handicapped students is known as __________________
a. manifest determination b. functional behavior assessment c. behavioral intervention d. alternative school assessment