Add validation and test datasets

.. _val-test-dataset:

Add validation and test datasets

.. raw:: html

<div class="display-card-container">
    <div class="row">

.. Add callout items below this line

.. displayitem:: :header: Basic :description: Add a validation and test loop to avoid overfitting. :col_css: col-md-6 :button_link: evaluation_basic.html :height: 150 :tag: basic

.. displayitem:: :header: Intermediate :description: Learn about more complex validation and test workflows :col_css: col-md-6 :button_link: evaluation_intermediate.html :height: 150 :tag: intermediate

.. raw:: html

    </div>
</div>