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Author Question: A method of gathering data when subjects are exposed to certain treatments and the data of interest ... (Read 213 times)

hbsimmons88

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on: Jun 24, 2018
A method of gathering data when subjects are exposed to certain treatments and the data of interest is recorded is known as ____________.
 
  A) direct observation
  B) focus groups
  C) experiments
  D) surveys

Question 2

The standard deviation of a data set can never be negative.
 
  Indicate whether the statement is true or false
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lorealeza

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Reply #1 on: Jun 24, 2018
Answer to Question 1

C

Answer to Question 2

TRUE


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