Dr.Arrabella surveyed students in his finance class about their attitudes concerning the Canada Pension Plan and concluded that young adults across Canada doubt that they will ever receive Canada Pension benefits.Why might his conclusion be flawed

A)  He knew his subjects before he surveyed them. 
B)  His students were not a representative sample of young adults. 
C)  He did not survey the entire population of young adults. 
D)  His students were a random sample.

On a variable-interval schedule, reinforcement is given for the __________.

A) first correct response after a fixed amount of time has passed
B) first correct response after varying amounts of time have passed
C) next correct response after a fixed number of responses have occurred
D) next correct response after a varying number of responses have occurred

Amber is an extravert, so we would expect her to __________.

A) have many friends on Facebook
B) have an uncomfortable chair in her office
C) send fewer texts
D) be less likely to have violated conduct rules

Eight-year-old Vicky's family maintains a medium degree of physical closeness. Of late, his mother notices that Chad, Vicky's uncle, inappropriately touches and hugs Vicky. Which of the following should Vicky's mother do to best deal with this situation as a parent?

A) She should explain to Vicky in a clear and nonthreatening way what kind of touching by adults is acceptable and what is not acceptable. And she should contact the police!
B) She should reprimand Vicky and must stop him from seeing his uncle to prevent such incidents in the future.
C) She should tell Vicky that all types of touches from male family members must be avoided as their intentions are not healthy.
D) She should explain to Vicky in great detail about the various types of prevalent sexual predation.

According to your textbook,what is the most important behaviour of group members in group therapy

A)  They discuss their problems with each other. 
B)  They discuss coping strategies with each other. 
C)  They provide emotional support for each other. 
D)  They share experiences with each other.

Species diversity refers to the number and variety of habitats for organisms within a geographic area.

Marlys is a sensitive,responsive parent who consistently satisfies the needs of Sara,her infant daughter.According to Erikson,Sara is likely to

A) form a lifelong attitude of basic trust toward the world.
B) encounter some difficulty in overcoming the limitation of egocentrism.
C) encounter some difficulty in forming an attachment to her father.
D) achieve formal operational intelligence more quickly than the average child.

Systematic desensitization is most useful in treating __________.

A) mania
B) free-floating anxiety
C) depression
D) phobias

When two or more people sleep in the same bed they can be said to engage in bed-sharing.