improved tutorial on rca

[shrjain1312]

Pull Request Template

Type of Change

Please delete options that are not relevant.

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update

Description

Please include a summary of the change and which issue it addresses. Please also include relevant motivation and context. List any dependencies that are required for this change.

Fixes # (issue)

Checklist

• I have read the CONTRIBUTING document.
• My code follows the code style (BLACK) of this project.
• I have added tests to cover my changes.
• All new and existing tests passed.
• I have updated the documentation accordingly.
• I have added an appropriate CHANGELOG entry.

Author's Note

Please provide any additional information, questions, or concerns you have about this pull request.

[Dominastorm]

Looks really good!