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API CAN CODE �Computational Foundations of �Data Science

Lesson 2.1: What is Data Science?

This work was made possible through generous support from the National Science Foundation (Award # 2141655).

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Class Discussion - Data Science

What do you think of when you think of Data Science?

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Food Deserts in DC

  • Read the article Food Deserts in DC to understand the problem and consider further information to explore.�
  • What question do you want to answer? Some ideas:
    • Where is the “worst” food desert?
    • Do food deserts have patterns? (income, car, access)
    • Are there solutions?

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A food desert is a geographical area where it is difficult to buy healthy, nutritious food at an affordable price.

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Food Deserts in DC

  • Use the OpenDataDC dataset Grocery Store Locations to identify the number of grocery stores and locations by ward.

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Food Deserts in DC

  • Using locations of grocery stores from the OpenDataDC dataset, students identify the closest Metro stop to each grocery store, and calculate distances. �
  • Enter your data into this Google Sheet, and create any graphs or analysis you want to present a finding you find interesting

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Food Deserts in DC

  • Present your findings to the class. What answer do you have for your original question? �
  • What further information would you want to continue your investigation?

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TikTok Viral Video Tracking

Watch the first half (0:00 - 9:30) of “What happens after TikTok songs go viral?” and discuss:

  • What data do you expect them to collect?
  • Who are the stakeholders?
  • Why are record companies trying to �sign artists with viral TikTok hits?
  • How do you think they know who to �sign?
  • What artist is going viral this week?

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TikTok Viral Video Tracking

Watch the second half (9:30 - end) of “What happens after TikTok songs go viral?” and discuss (+ next slide):�

  • Spotify releases “editorial playlists” put out by�the company. What effect do you think this has on�record companies’ control on the music market?�
  • Does this create a better or worse�situation for independent artists?

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TikTok Viral Video Tracking

Watch the second half (9:30 - end) of “What happens after TikTok songs go viral?” and discuss (continued):

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  • What are the sources of Primary Data mentioned in the video?
  • What are the sources of Secondary Data mentioned in the video?

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Data Science as Intersection

  • Data science is the overlap of programming, statistics, machine learning/AI, and applications to different fields�
  • It includes data processing, data visualization, working with probability and other skills

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Data Science Investigations

  • Data Science investigations are ongoing processes from Problem or Question, to Data Collection, to Data Analysis, to Communicating findings�
  • The process typically creates more questions!

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  • In this course you will �conduct such investigations

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Problem

Interpret and �Communicate

Analyze

Data

Collect

Data

Data Science Investigation

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Exit Ticket

  1. Find an interesting dataset within OpenDataDC. Paste the link to the dataset in the first response.�
  2. What does this dataset include? (variable types? what kind of source is it? etc.)�
  3. Why do you think this dataset is important/interesting?�
  4. What is one question you have about this data?

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Thanks!

apicancode@umd.edu

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This work was made possible through generous support from the National Science Foundation (Award # 2141655).

API Can Code is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike

4.0 International (CC BY-NC-SA 4.0) License