What is the major weakness of the single-group posttest-only design?
a) It does not control for extraneous variables.
b) It is difficult to determine if the treatment or something else is responsible for the change in the participants' behavior.
c) Results from a study using this design are not generalizable.
d) The internal validity is threatened by selection because of the unique characteristics of the participants.
b
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Cooperative learning can be used to
a. ?promote acceptance of students with disabilities. b. ?foster relationships among ethnic groups. c. ?increase student achievement. d. ?all of these.
Brittany has a student in her classroom who frequently has trouble completing his assignments on time. She says, "If the assignment is not completed by the end of class, then you will lose recess until it is complete." The student completes the assignment. Brittany used ________ to change the student's behavior.
A. positive reinforcement B. negative reinforcement C. encouragement D. mistaken goals
List four activities that should be encouraged when children are in the fundamental movement phase
What will be an ideal response?
The major reason why the school and other institutions have taken on a greater role as a socializing agent is because of
a. The changing structure of the family. b. The negative effect of the media on children's development and behavior. c. The negative effect of peer groups, particularly on adolescent behavior. d. The decline of the place of the church.