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Data from previous years reveal that the distribution of the final exam scores in an introductory statistics class is approximately normal with a mean of 23.2 out of 30 with a standard deviation of 4.94.
a.) Given that the passing score is 18.6, approximately what percentage of students pass the final exam?
b.) If a student aims to be in the top 4% of the class, how should the student score?
c.) The middle 95% of the scores will tend to fall between ______ and _______.
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