Structured Data Trends & Charts

I have a structured dataset in Excel/CSV format that first needs a careful clean-up—removing duplicates, fixing missing values, standardising column types—before moving on to analysis. Once the data are reliable, I want to explore them to spot meaningful trends and recurring patterns... (Budget: ₹100 - ₹400 INR, Jobs: Data Analysis, Data Visualization, Excel, NumPy, Pandas, Python, Statistical Analysis, Statistics)