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3 votes
Question

For an experiment to produce useful data, what must happen?
A. It must prove a hypothesis crect.
B. It must be published in a famous journal.
C. It must be repeated several times.
D. It must be performed by a famous scientist. ​

2 Answers

4 votes
C it must be repeated several times
User Esterlinkof
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It must be performed several times
User TheLibrarian
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