Mathematics, 06.04.2020 16:29 paytonthalacker

Your professor told the class that, typically, 20% of the class receives As, 20% Bs, 35% Cs, 10% Ds, and 15% Fs.
What is the probability that the student sitting net to you will receive an A or an F?

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Your professor told the class that, typically, 20% of the class receives As, 20% Bs, 35% Cs, 10% Ds,...