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Keaira Wilson
on Dec 25, 2024

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Julie 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. Julie 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

Positive Correlation

A relationship between two variables in which both variables move in the same direction.

  • Gain insight into the foundational aspects of correlational research and its importance.
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Allison BarlowDec 27, 2024
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