Author Question: Which of the characteristics of scientific research indicates the reliability of operational ... (Read 93 times)

vicotolentino

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Which of the characteristics of scientific research indicates the reliability of operational definitions?
 
  a. meta-analysis
  b. control
  c. placebo
  d. replication

Question 2

To be classified as history, an event must have happened at least __________ years ago.
 
  A) 15 B) 7 C) 10 D) 12



sierramartinez

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Answer to Question 1

D

Answer to Question 2

C



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