FAQ: Why Data Science? - Visualizing Data with Matplotlib and Seaborn

[wiki-bot]

This community-built FAQ covers the “Visualizing Data with Matplotlib and Seaborn” exercise from the lesson “Why Data Science?”.

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This exercise can be found in the following Codecademy content:

Data Science

FAQs on the exercise Visualizing Data with Matplotlib and Seaborn

• Why is it helpful to visualize data?

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[deeell9042355002]

plt.show() does nothing… I tried in Chrome and Firefox, but in neither one does a plot appear although the instruction checkmark goes green as though everything worked.

[hueytan]

What does the following code do?
y_upper = [i + (i*0.15) for i in viewers_hour]

[text9994714061]

I think there’s a bug in the browser. The code doesn’t actually do anything so nothing should print out. If you click to the next exercise it should show the plotting code in full.

[chip5548411089]

sets variable i to viewers_hour and does a mathematical function on it. Essentially with the plt.fill_between code draws in the shading around the line