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Author Question: Which of the following influences on the experimental units can bias the results of an experiment? ... (Read 87 times)

acc299

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on: Jul 24, 2018
Which of the following influences on the experimental units can bias the results of an experiment?
 a. Placebo effect
  b. Hawthorne effect
  c. Not being blinded
  d. All of the above

Question 2

Give an example of an experiment in which it would be unethical to give the control group a placebo.


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jharrington11

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

D

Answer to Question 2

ANY REASONABLE ANSWER OK. EXAMPLE: IN A STUDY OF A NEW DRUG FOR AIDS, THE CONTROL GROUP SHOULD GET THE STANDARD AIDS TREATMENT, NOT A PLACEBO.


acc299

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Reply 2 on: Jul 24, 2018
Thanks for the timely response, appreciate it

vickyvicksss

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Reply 3 on: Yesterday
Excellent

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