Question: Analyse the effect of pruning on the decision tree fitted in Question 1 . Include the following in your answer: The accuracy before and after

Analyse the effect of pruning on the decision tree fitted in Question 1. Include the following in your answer:
The accuracy before and after pruning, and the optimum minimum samples per leaf found during cross validation.
A set of values that may lead to termination and retention of an employee. For example, how does pay rate affect termination and retention?
Using the information from this decision tree, how would you improve retention at your company?

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