How to find stock beta?

How can one effectively locate the beta of a particular stock? Is there a specific formula or process that should be followed? What kind of data or information is required to accurately determine a stock's beta, and where can this information be sourced? Additionally, how does beta relate to the overall risk and potential return of an investment, and how does it compare to other metrics used in financial analysis? Understanding these aspects would undoubtedly be valuable for investors looking to make informed decisions.