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Home Q & A Board Biology-Related Homework Help General Biology
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kmtz77 kmtz77
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6 years ago
What is the most likely cause of a sampling error?
  a. a malfunctioning calculator
  b. a poorly designed hypothesis
  c. very few individuals in the control group
  d. having both an experimental and a control group
  e. the researchers knowledge of which individuals were in the experimental group

Question 2

In the experimental evaluation of a new drug, what is the purpose of a placebo?
  a. A placebo increases the sample size.
  b. A placebo prevents errors in recording of the data.
  c. A placebo removes the bias of the physician in charge of the experiment.
  d. A placebo removes the potential psychological bias of the patient in the study.
  e. A placebo prevents sampling errors from compromising the results of the experiment
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vivian970811vivian970811
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6 years ago
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kmtz77 Author
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#2
6 years ago
All are answered correctly
wrote...
#3
6 years ago
Happy to help
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