Added support for additional estimators for multiseries datasets

[christopherbunn]

Resolves #4386

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Comparison is base (c93b8f2) 99.7% compared to head (701eef6) 99.7%.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #4385 +/- ## ======================================= + Coverage 99.7% 99.7% +0.1% ======================================= Files 357 357 Lines 39928 39965 +37 ======================================= + Hits 39802 39840 +38 + Misses 126 125 -1 ```

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