nwand8029 nwand8029
  • 11-04-2024
  • Mathematics
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Suppose the grade distribution of midterm scores in a large lecture course is as follows: 25% A, 30% B, 30% C, 10% D, 5% F The professor is going to sample 50 students at random from the class. Calculate the expected value and standard error for the percentage of students in the sample who got a C or better.

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