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A scientist has completed several trials to see how a new drug affects adults.

Which step will best assess the validity of his experimental design and results?

2 Answers

3 votes

Answer:

answer C

Step-by-step explanation:

i took the quiz

User Nbrosz
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6 votes

Answer:it is C

Explanation:i took the quiz

User Jess Patton
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3.5k points