[DEFECT] GA Defect - Final value after all iterations is selected based on the objective value. The final value should be selected based on Fitness in some cases.

[JunyungKim]

Thank you for the defect report

• I am using the latest version of RAVEN.
• I have read the Wiki.
• I have created a minimum, reproducible example
  that demonstrates the defect.

Defect Description

GA Defect - Final value after all iterations is selected based on the objective value.
The final value should be selected based on Fitness, if survivors are selected based on fitness values, not objective.

Steps to Reproduce

If users use fitness-based survivor selection, this issue happens.

Expected Behavior

The final value should be selected based on the fitness value, not the objective.

Screenshots and Input Files

No response

OS

Windows

OS Version

No response

Dependency Manager

PIP

For Change Control Board: Issue Review

• Is it tagged with a type: defect or task?
• Is it tagged with a priority: critical, normal or minor?
• If it will impact requirements or requirements tests, is it tagged with requirements?
• If it is a defect, can it cause wrong results for users? If so an email needs to be sent to the users.
• Is a rationale provided? (Such as explaining why the improvement is needed or why current code is wrong.)

For Change Control Board: Issue Closure

• If the issue is a defect, is the defect fixed?
• If the issue is a defect, is the defect tested for in the regression test system? (If not explain why not.)
• If the issue can impact users, has an email to the users group been written (the email should specify if the defect impacts stable or master)?
• If the issue is a defect, does it impact the latest release branch? If yes, is there any issue tagged with release (create if needed)?
• If the issue is being closed without a pull request, has an explanation of why it is being closed been provided?