After investigating the effects of caffeine on learning, Dr. Mizrahi found that the more caffeine an individual consumed, the less information he or she was able to retain. According to the scientific method, which of the following steps should Dr. Mizrahi perform next?

• A. Test the hypothesis.
• B. Draw the conclusion.
• C. Form the hypothesis.
• D. Perceive the question.

Answer: (B)

Verified step by step guidance

1. Understand the context: Dr. Mizrahi has already conducted an investigation and gathered data on the effects of caffeine on learning.
2. Identify the current stage: The investigation has been completed, and data has been collected, which implies that the hypothesis has already been tested.
3. Recognize the scientific method steps: The scientific method typically involves perceiving a question, forming a hypothesis, testing the hypothesis, and then drawing a conclusion.
4. Determine the next logical step: Since the hypothesis has been tested, the next step in the scientific method is to draw a conclusion based on the results of the investigation.
5. Conclude: Dr. Mizrahi should analyze the data collected from the investigation to draw a conclusion about the relationship between caffeine consumption and information retention.