[SPARK-47621] Refine docstring of `try_sum`, `try_avg`, `avg`, `sum`, `mean`

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 4.0.0
• Fix Version/s: 4.0.0
• Component/s: Documentation, PySpark
• Labels: pull-request-available
• Assignee: Hyukjin Kwon
• Reporter: Hyukjin Kwon
• Created: 28/Mar/24 05:53
• Updated: 28/Mar/24 12:24
• Resolved: 28/Mar/24 12:24

Issue Links

• links to: GitHub Pull Request #45745