Answer:There is a high positive correlation between sleep and exam performance.
Explanation:+81 is a high positive correlation which means there is a high degree of relationships between these two variables such that when hours of sleeping increases dramatically so does the cognitive performance increases dramatically. This doesn't explain the cause because correlation doesn't mean causation but it still tells us that they are highly related to each other , positively.
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Answer: An external locus of control
Explanation: Individuals with external locus of control are simply those who believe or are of the opinion that external factors Plays a huge role in the outcome of their endeavor and as such success or failure hinges more on external constraint beyond their control rather than their own personal ability. This is evident in Aaron's comment after had succeeded in his Anatomy and physiology exams obtaining A after having studied hard. However, he still believed that luck, an external factor played an important role in his success. Other external factors may include bias, circumstance and so on.
