Question: Train, test, and plot the tree by using the CART package without the OpenPrice variable. Provide the accuracy for the results, and explain the output

Train, test, and plot the tree by using the CART package without the OpenPrice variable. Provide the accuracy for the results, and explain the output of the confusion matrix as well as why there is a change (please consider the concept of gini index when you explain the reason of changes in the output)

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