| $X=x$ | $-2$ | $-1$ | $0$ | $1$ | $2$ | $3$ |
| $P(X=x)$ | $0.1$ | $k$ | $0.2$ | $2k$ | $0.3$ | $k$ |
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| $X$ | $1$ | $2$ | $3$ | $4$ | $5$ | $6$ |
|---|---|---|---|---|---|---|
| $F(X=x)$ | $0.2$ | $0.37$ | $0.48$ | $0.62$ | $0.85$ | $1$ |
| $x = x_{i}$ | $0$ | $1$ | $2$ |
| $P_{i}$ | $\frac{25}{36}$ | $\frac{5}{18}$ | $\frac{1}{36}$ |
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