Question 16 The table below shows the probability distributi
Question 16
The table below shows the probability distribution of X. Find E(X), that is, the mean of X, to three decimal places.
| x | P(X = x) |
| -2 | 0.08 |
| 2 | 0.1 |
| 6 | 0.3 |
| 10 | 0.52 |
Solution

Question 16
The table below shows the probability distribution of X. Find E(X), that is, the mean of X, to three decimal places.
| x | P(X = x) |
| -2 | 0.08 |
| 2 | 0.1 |
| 6 | 0.3 |
| 10 | 0.52 |
