Almost all of Timmy's cognitive structures appear to involve basic behavioral schemas for coordinating sensory input and motor responses (e.g., put hand near object, if object is hot, then pull hand away from object). Given this description, Timmy is best classified as being in Piaget's _____ stage of development
a. formal operations
b. preoperational
c. concrete operations
d. sensorimotor
d
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City-wide smoking bans ______.
A. are not effective B. are effective only in reducing smoking among heavy smokers C. are effective only in preventing people from starting to smoke D. are effective in preventing smoking and in reducing smoking among light smokers
Reliability and validity of observation techniques can be improved by ALL BUT WHICH of the following?
a. training observers. b. defining behaviors objectively. c. allowing observers to define the unit of analysis. d. developing a specific scoring system.
List and explain several problems with the SLE (stressful life events) model
What will be an ideal response?
A physiological psychologist examines a cross section of the spinal cord. What is he likely to see?
a) a large collection of interneurons that travel directly to the brain b) an H-shaped center portion consisting of gray matter surrounded by white matter c) an X-shaped center portion consisting of white matter surrounded by gray matter d) a large collection of interneurons that travel directly to the senses and motor areas