(Solution Library) Example 4.16 gives the distribution of grades (A=4, B=3, and so on) in Statistics 101 at North Carolina State University as Value of
Question: Example 4.16 gives the distribution of grades \((\mathrm{A}=4, \mathrm{B}=3\), and so on) in Statistics 101 at North Carolina State University as
| Value of X | Probability |
| 0 | 0.01 |
| 1 | 0.05 |
| 2 | 0.3 |
| 3 | 0.43 |
| 4 | 0.21 |
Find the average (that is, the mean) grade in this course.
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