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Author Question: Which of the following phrases is most true concerning random assignment to groups? a. all other ... (Read 27 times)

abc

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on: Aug 13, 2018
Which of the following phrases is most true concerning random assignment to groups?
 
  a. all other things being equal
  b. use your best guess
  c. it is close enough for government work
  d. you are never 100 sure, so don't worry about it

Question 2

Which example below is not a random assignment to experimental groups?
 
  a. assign numbers to subjects, put corresponding numbers in a hat and pull out numbers, place the first subject in the experimental group and the second subject in the control group, and continue until all numbers are used
  b. ask subjects whether they prefer to be in the experimental group or the control group, and then assign subjects based on their preference
  c. flip a coin, assigning subjects getting a head to the control group and those getting a tail to the experimental group
  d. use a random number generator after assigning numbers to your subjects


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millet

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Reply #1 on: Aug 13, 2018
Answer to Question 1

a

Answer to Question 2

b


abc

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Reply 2 on: Aug 13, 2018
Thanks for the timely response, appreciate it

sultana.d

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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