Answer
No.
Work Step by Step
If $P(E)$ is the probability of the event $E$, then $0\leq P(E)\leq1$.
In a probability model, the sum of all probabilities is $1$.
All probabilities are from $0$ and $1$ but the sum is $0.3+0.2+0.1+0.3=0.9\ne1$.
Hence, it is not a probability model.
