Open your terminal. Type jupyter notebook . Write import pandas as pd . Touch the data.
You’ve heard the hype. Data Science is the "sexiest job of the 21st century." You’ve seen the salaries. You know that Python is the golden key. Python Hands-On Crash Course For Data Science
Download the Titanic passenger list from Kaggle. Use Pandas to load the CSV. Use df.isnull().sum() to find missing ages. Use Matplotlib to plot a histogram of passenger fares. Fix the missing ages using the median. Phase 3: The Wrangle (90% of the Real Job) Data is never clean. It arrives with null values, duplicates, inconsistent capitalization ("New York" vs "new york"), and impossible outliers (Age = 999). Open your terminal
Open your terminal. Type jupyter notebook . Write import pandas as pd . Touch the data.
You’ve heard the hype. Data Science is the "sexiest job of the 21st century." You’ve seen the salaries. You know that Python is the golden key.
Download the Titanic passenger list from Kaggle. Use Pandas to load the CSV. Use df.isnull().sum() to find missing ages. Use Matplotlib to plot a histogram of passenger fares. Fix the missing ages using the median. Phase 3: The Wrangle (90% of the Real Job) Data is never clean. It arrives with null values, duplicates, inconsistent capitalization ("New York" vs "new york"), and impossible outliers (Age = 999).