Operational definitions are used to specify:

Operational definitions are used to specify:
 
  a. dependent variables.
  b. independent variables.
  c. confounding variables.
  d. both independent and dependent variables.

Question 2

The control group should be treated exactly like the experimental group, except for the:
 
  a. dependent variable.
  b. confounding variables.
  c. factor being studied.
  d. level of measurement.

Question 3

A psychologist wants to know if classical music enhances memory. Subjects are assigned to two groups and instructed to study a list of 20 words. One group listens to a Bach sonata and the other group hears popular music. In this simple experiment the independent variable is:
 
  a. the word list.
  b. subsequent recall on a memory test.
  c. music type.
  d. the amount of time each group studied.

Question 4

The group in an experiment that is getting the special treatment is called the:
 
  a. correlational group.
  b. experimental group.
  c. control group.
  d. naturalistic group.