Which of the following should be included on a cover letter to an editor when submitting a manuscript for publication?
a. if the manuscript has been presented at a scientific meeting
b. statement verifying ethical treatment of participants
c. your name, phone number, and email address
d. all of the above
In order to make this experiment partly a blind procedure
a) the person handling and injecting the rats should not know which drug group the rats are in.
b) the principal investigator should not know which group the rats are in.
c) The rats should be kept in the dark during the activity tests.
d) The rats should be housed in separate cages.
When variables compete to explain the same effects, what are they sometimes called?
a) contradictory
b) intertwining
c) confounding
d) interdependent
What is the common purpose of using the double blinding and deception techniques?
a. they are more economical and easier to use than randomization or matching
b. they keep participants' perceptions of the experiment constant across different conditions of the experiment
c. they eliminate the effects of most known extraneous variables
d. they eliminate experimenter bias
Which of the following best describes a hypothesis?
a) statement that you set out to prove
b) tested by collecting only the data that support it
c) proposed before a good research question can be developed
d) posits a clear relationship between different factors
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