Which of the following reflexes disappears around 8-12 months?

Albert is in a psychiatric institution. He receives a poker chip every time he shaves in the morning, dresses appropriately and has an appropriate conversation with one of the staff. He can exchange the chips for candy, gum and various privileges

What type of treatment is Albert receiving? a) interpersonal therapy b) participant modeling c) systematic desensitization d) token economy

An entire group of animals or people belonging to a particular category is called a

a. biased sample. b. representative sample. c. population. d. natural clinical test.