Question

A group of scientists claims to have discovered a new drug that drastically decreases acne during puberty. The scientists have performed several laboratory experiments using the drug on shaved portions of rat skin with chemically-induced acne. Which statement explains the replication and repetition of their experiment?
Responses
A The scientists have proved repetition but not replication of their experiment.The scientists have proved repetition but not replication of their experiment.
B The scientists have proved replication but not repetition of their experiment.The scientists have proved replication but not repetition of their experiment.
C The scientists have proved neither replication and repetition of their experiment.The scientists have proved neither replication and repetition of their experiment.
D The scientists have proved both replication and repetition of their experiment.

Answer 1

A

They repeated the experiments themselves on multiple shaved patches/animals (repetition), but no independent researchers have repeated the study to confirm the findings (replication).