What is the probability that a randomly selected student earned a C or better?
E OF
The grade distribution for students in the introductory
statistics class at a local community college are
displayed in the table. In this table, A= 4, B = 3, etc. Let
X represent the grade for a randomly selected student.
O 0.17
O 0.26
O 0.48
Grade
4.
3
2
1
0
Probability
0.43 0.31
0.17 0.05
0.04
O 0.91
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