4 A survey of university students revealed that
- \(31 \%\) have a part-time job but do not play competitive sport.
- \(23 \%\) play competitive sport but do not have a part-time job.
- \(22 \%\) do not play competitive sport and do not have a part-time job.
- Show this information on a Venn diagram.
A student is selected at random.
Determine the probability that the student plays competitive sport and has a part-time job.