Author Question: If neither the experimenter nor the participant knows the group to which the participant has been ... (Read 82 times)

KWilfred

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If neither the experimenter nor the participant knows the group to which the participant has been assigned, the structure of the design is
 
  a. externally valid.
  b. double blind.
  c. a placebo study.
  d. free of extraneous variables.

Question 2

A list of people in a population is a (an)
 
  a. census
   b. sampling frame
  c. table of random numbers
  d. stratum
  e. cluster



daiying98

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Answer to Question 1

B

Answer to Question 2

B



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