Leyna Finds That the Number of Hours She Sleeps Each

question 66

Multiple Choice

Leyna finds that the number of hours she sleeps each night is related to the scores she receives on quizzes the next day. As her sleep approaches 8 hours, her quiz scores improve; as her sleep drops to 5 hours, her quiz scores show a similar decline. Leyna realizes that __________.

• A) there is a negative correlation between the number of hours she sleeps and her quiz grades
• B) there is a positive correlation between the number of hours she sleeps and her quiz grades
• C) her low quiz scores are caused by sleep deprivation the night before a quiz
• D) she should sleep about 10 hours a night to ensure 100 percent quiz grades

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Definitions:

Sensory Input

The information received by the senses prior to being processed and interpreted by the brain.

Selective Attention

The process of focusing on a particular object in the environment for a certain period, while simultaneously ignoring irrelevant information.

Feels Little Pain

A condition or state in which an individual has a significantly reduced sensitivity to pain, which can be due to genetic factors, neurological conditions, or other reasons.

Injured

The state of having physical harm or damage to the body, often resulting from accidents, violence, or sports.