案例研究概述： (Overview of the case study:)

Step 1: Explanation of the problem which includes details about the source, problem statement, explanation of relevant terms, and how the problem can be viewed as a business problem.

步骤1：对问题的解释，包括有关源，问题陈述，相关术语的解释以及如何将问题视为业务问题的详细信息。

step 2: Conversion of the business problem into a machine learning problem.Details of the existing performance metrics, previous solutions, approaches, and improvements.

步骤2：将业务问题转换为机器学习问题。现有性能指标，以前的解决方案，方法和改进的详细信息。

step 3: Complete Exploratory data analysis.

步骤3：完成探索性数据分析。

step 4: Feature Engineering involving various techniques.

步骤4：涉及各种技术的特征工程。