So,
If we add them together, we get
5 + 3 + 4 + 1 = 13
Since there are 4 blue chips, the probability would be 4 out of the total number of chips, or 4/13.
[tex]The \ probability \ of \ the \ random \ selection \ of \ a \ blue \ chip \ is \ \frac{4}{13} .[/tex]