A student taking Management Science 301 at East Haven University will receive one of the five possible grades for the course: A, B, C, D, or F. The distribution of grades over the past 2 years is as follows: Grade: Number of students A 80 В 75 C 90 30 F 25 Total 300 If this past distribution is a good indicator of future grades, what is the probability of a student receiving a C in the course? - What is the probability of a student receiving a grade C or worse? - What is the probability of a student receiving a grade C or better?

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