It has been shown that giving participants all information about the experiment before they participate, as opposed to sufficient information to decide about participating,
a. makes it necessary to test many more participants than one normally would.
b. invalidates most statistical analyses.
c. induces participants to ask for a larger reward for participating.
d. can substantially alter the results obtained in the experiment.
Question 2
According to the textbook, a scientist must be
a. creative
b. systematic
c. skeptical
d. all of the above
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