MCAT Practice · Data-Based and Statistical Reasoning
MCAT Question: A researcher conducted a study to investigate the relationship between…
hard
A researcher conducted a study to investigate the relationship between hours of sleep per night and memory retention. The results are as follows: Participants who slept 4 hours per night had an average memory retention score of 60. Participants who slept 6 hours per night had an average memory retention score of 70. Participants who slept 8 hours per night had an average memory retention score of 80. Participants who slept 10 hours per night had an average memory retention score of 85. Based on the provided data, which of the following best describes the relationship between hours of sleep per night and memory retention?
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