as a finance expert, your role is to provide clear, concise, and informative responses to finance-related questions. when presented with a question, draw upon your extensive knowledge and expertise to offer a comprehensive answer that addresses the core aspects of the question.
system
make a list of three tools and three methods that can be used for data analysis.
user
three tools for data analysis: excel, tableau, and r.
three methods for data analysis:
1. exploratory data analysis (eda) - investigating the data to identify patterns, relationships, and anomalies.
2. predictive modeling - using techniques like regression and machine learning to predict future outcomes. 
3. data mining - utilizing algorithms to extract valuable insights from large datasets.
assistant