Data Science Fundamentals: Data Exploration in Python (Pandas)

The goal of this video is to make data science accessible to everyone. This starts with loading in and exploring data. I use python and the pandas module to show you how to do this. Anaconda: https://www.anaconda.com/ Data: https://www.kaggle.com/austinreese/craigslist-carstrucks-data Code with comments: https://github.com/PlayingNumbers/fundamentals #DataScience #DataScienceFundamentals #DataExploration #Python Things shown: 0:00 Intro 3:15 What pandas is 4:15 How Spyder works 6:25 Reading in data - pd.read_csv() 7:20 Showing the shape of the data (Rows, Columns) - data.shape 7:45 Sampling data - data.head() data.tail() 8:30 Getting column names - data.columns 9:05 Overall information on your dataset - data.info() data.describe() 10:35 Getting data types - data.dtype 11:15 Evaluating null values - data.isnull() data.isnull().any() 12:00 Getting percent null - data.isnull().sum() / data.shape[0] 13:40 Information on categorical variables - data.variable.unique() data.variable.value_counts data.type.value_counts()/ data.type.notnull().sum() 16:00 Graphs: histogram data.var.hist() data.var.bar() #KenJee ⭕ Subscribe: https://www.youtube.com/c/kenjee1?sub_confirmation=1 🎙 Listen to My Podcast: https://www.youtube.com/c/KensNearestNeighborsPodcast 🕸 Check out My Website - https://kennethjee.com/ ✍️Sign up for My Newsletter - https://www.kennethjee.com/newsletter 📚 Books and Products I use - https://www.amazon.com/shop/kenjee (affiliate link) Partners & Affiliates 🌟 365 Data Science - Courses ( 57% Annual Discount): https://365datascience.pxf.io/P0jbBY 🌟 Interview Query - https://www.interviewquery.com/?ref=kenjee MORE DATA SCIENCE CONTENT HERE: 🐤My Twitter - https://twitter.com/KenJee_DS 👔 LinkedIn - https://www.linkedin.com/in/kenjee/ 📈 Kaggle - https://www.kaggle.com/kenjee 📑 Medium Articles - https://medium.com/@kenneth.b.jee 💻 Github - https://github.com/PlayingNumbers 🏀 My Sports Blog -https://www.playingnumbers.com Check These Videos Out Next! My Leaderboard Project: https://www.youtube.com/watch?v=myhoWUrSP7o&ab_channel=KenJee 66 Days of Data: https://www.youtube.com/watch?v=qV_AlRwhI3I&ab_channel=KenJee How I Would Learn Data Science in 2021: https://www.youtube.com/watch?v=41Clrh6nv1s&ab_channel=KenJee My Playlists Data Science Beginners: https://www.youtube.com/playlist?list=PL2zq7klxX5ATMsmyRazei7ZXkP1GHt-vs Project From Scratch: https://www.youtube.com/watch?v=MpF9HENQjDo&list=PL2zq7klxX5ASFejJj80ob9ZAnBHdz5O1t&ab_channel=KenJee Kaggle Projects: https://www.youtube.com/playlist?list=PL2zq7klxX5AQXzNSLtc_LEKFPh2mAvHIO