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Data Cleaning and Preparation: This is a fundamental skill and a common request. Clients often have messy datasets that need to be cleaned, formatted, and structured for analysis.
Data Analysis and Visualization: You might be asked to analyze a dataset, find trends, and create compelling visualizations (e.g., charts, dashboards) using tools like Python's Matplotlib or Seaborn, R, Tableau, or Power BI.
Machine Learning Models: Some clients may need help building and training simple predictive models, such as for classification or regression problems. This can include tasks like model selectio... Lees meer