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Statistic- Average

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A mean average of 60 on 6 exams is needed to pass a course. on his first 5 exams, Adam received grades of 46,73,73,63 and 70. If the lowest grade of the exams already taken is to be dropped, what grade must he receive on his last exam to get a C in the Course?

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  • Statistic- Average -

    If the lowest score, 46, is dropped, then the mean is determined only on the basis of 5 scores.

    (73+73+63+70+x)/5 = 60

    Calculate for x.

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