You can learn more with the Technical Documentation.
Yes, you would input that the Rate of Return is greater than 33% for this example.
You would typically use this as an entry condition to ensure the trade fits your risk to reward criteria.
Rate of return can be applied to risk-defined strategies.
The amount of credit received and the spread width are the two components used to determine Rate of Return.
Options only. Stocks does not have a rate of return because there is no spread width.