A professor has noticed that even though attendance is not a component of the grade for his
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Question:
A professor has noticed that even though attendance is not a component of the grade for his class, students who attend regularly obtain better grades. In fact,40%of those who attend regularly receive A's in the class, while only20%of those who do not attend regularly receive A's. About70%of students attend class regularly.(a) Calculate the probabilities labeled on the tree diagram below. (Round your answers to two decimal places.)
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