Question
Assume the only grades possible in a history course are A, B, C, or lower than C. The probability that a randomly selected student will
Assume the only grades possible in a history course are A, B, C, or lower than C. The probability that a randomly selected student will get an A in the course is 0.30, the probability that a student will get a B in the course is 0.22, and the probability that a student will get a C in the course is 0.24.
a. What is the probability that a student will get an A OR a B?
b. What is the probability that a student will get an A OR a B OR a C?
c. What is the probability that a student will get a grade lower than a C?
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Elementary Algebra
Authors: Charles P McKeague
2nd Edition
1483263819, 9781483263816
