1, if you are actually dealing with the problem, there is no need to do relevant analysis if you return. The regression coefficient itself reflects the correlation between variables, which is more accurate than the ordinary Pearson correlation.

2. But if you are doing scientific research and writing papers, the step of correlation analysis cannot be omitted. This part is usually written together with descriptive statistics, including making correlation coefficient tables and simple analysis results, so that readers can have a preliminary understanding of the relationship between these variables you study.