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A professor decides to grade papers according to the following scheme. For any given paper:She rolls a die. If the die comes up 6, the paper receives an A. Otherwise: she rolls the die again. If the die comes up 5 or 6, the paper receives a B. Otherwise:

She rolls the die again. If the die comes up 4,5,or 6, the paper receives a C. Otherwise"

She rolls the die again. If the die comes up 3, 4,5,or 6, the paper receives a D. Otherwise the Paper receives an F.

a) Plot the probabilit distribution of paper grades.

b) suppose that 1296 students turn in papers. Plot the expected frequency istribution for grades.

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Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M91115346

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