In using scatterplots to estimate correlations the line through a cloud of points on a graph is ...

In using scatterplots to estimate correlations the line through a cloud of points on a graph is called a _______________ line and it estimates a prediction of y-values from x-values.
 
  a. linear regression
  b. maximal fit
  c. correlational
  d. covariance

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Question 2

Your research is to focus on the phenomenon of depression and its relationship to neurotransmitters. It is likely that you will focus on levels of all of the following EXCEPT
 
  a. monoamine oxidase.
  b. serotonin.
  c. norepinephrine.
  d. GABA.

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Question 3

In terms of levels of personality, the textbook suggests that genes are on the ______-level.
 
  a. micro
  b. macro
  c. meta
  d. subconscious

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Question 4

A good starting point for the development of a hypothesis is
 
  a. an experiment.
  b. a hunch.
  c. a personality questionnaire.
  d. an observational study.

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Question 5

The most widely used method in personality research is (are)
 
  a. behavioral observations.
  b. reaction time procedures.
  c. self-report scales and questionnaires.
  d. experience sampling.