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How will the standardized exam be figured into my course grade?

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How will the standardized exam be figured into my course grade?

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Your score will be based on a national percentile ranking. A score at the 50th percentile is, by definition, average. Because the class average in my class is generally somewhat higher than 50%, I must adjust the raw percentile score in order to reflect the grading standards that I use and that I have described in the course syllabus. The class average on final examinations in organic chemistry is usually around 75%. Therefore, a student scoring at the 50th percentile on the ACS exam should receive a grade of 75/100 on the final to count toward the course grade. The challenge, then, is convert this type of analysis to a general equation. Whatever method of conversion is used, it must be fair, and it must not give an artificially higher boost to students who score at the very top or the very bottom of the percentile rankings. The conversion method is will be adopted for this course is: Using this scale factor, a raw score (ACS percentile) of 50 is converted to a 75 final examination per

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