Feature/issue 271 - Remove randomized value check

[danielfromearth]

GitHub Issue: #271

Description

This removes the functionality of comparing randomly selected values from a chosen group/variable. This was not used in most cases, and added to package maintenance burden.

Local test steps

Passed unit tests.

PR Acceptance Checklist

• Unit tests added/updated and passing.
• [n/a] Integration testing
• CHANGELOG.md updated
• Documentation updated (if needed).

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📚 Documentation preview 📚: https://ncompare--272.org.readthedocs.build/en/272/

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 91.50%. Comparing base (86a155d) to head (0213966).
Report is 5 commits behind head on develop.

Additional details and impacted files

@@             Coverage Diff             @@
##           develop     #272      +/-   ##
===========================================
+ Coverage    90.61%   91.50%   +0.88%     
===========================================
  Files            5        5              
  Lines          469      400      -69     
===========================================
- Hits           425      366      -59     
+ Misses          44       34      -10     

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