Which is the most reliable way to get unbiased results when conducting a controlled experiment?
Use more than one control group. Try a different experimental group. Change the hypothesis if it is incorrect. Repeat the procedure exactly the same each time.
Question: Which is the most reliable way to get unbiased results when conducting a controlled experiment?
A. Use more than one control group.
B. Try a different experimental group.
C. Change the hypothesis if it is incorrect.
D. Repeat the procedure exactly the same each time.
Answer: