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5 Written questions

5 Matching questions

  1. correlation
  2. threshold
  3. placebo effect
  4. mode
  5. acetylcholine (ACH)
  1. a a measure of the extent to which two factors vary together, and thus of how well either factor predicts the other. The ____ coefficient is the mathematical expression of the relationship, ranging from -1 to +1
  2. b a neurotransmitter that enables learning and memory and also triggers muscle contraction
  3. c the most frequently occurring score in a distribution
  4. d experimental results caused by expectations alone; any effect on behavior caused by the administration of an inert substance or condition, which is assumed to be an active agent
  5. e the level of stimulation required to trigger a neural impulse

5 Multiple choice questions

  1. a statistical statement of how likely it is that an obtained result occurred by chance
  2. the extension of a neuron, ending in branching terminal fibers, through which messages pass to other neurons or to muscles or glands
  3. an explanation using an integrated set of principles that organizes and predicts observations
  4. a statement of the procedures used to define research variables
  5. the difference between the highest and lowest scores in a distribution

5 True/False questions

  1. medianthe arithmetic average of a distribution, obtained by adding the scores and then dividing by the number of scores

          

  2. applied researchscientific study that aims to solve practical problems

          

  3. basic researchscientific study that aims to solve practical problems

          

  4. synapsethe difference between the highest and lowest scores in a distribution

          

  5. Psychologythe scientific study of behavior and mental processes