Explore puzzles designed to enhance your critical thinking and problem-solving skills using pandas. Gain insights into common pitfalls and sharpen your data manipulation techniques.

test.tar.gz

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Puzzles are a great way to practice your critical thinking and problem-solving skills. This course assumes a basic understanding of pandas.  The teasers and puzzles in this course are designed to help you practice what you already know and help avoid future mistakes.

Pandas Brain Teasers

# Try it yourself
Try executing the code below to see the result.

import pandas as pd

s = pd.Series([-2.5, -1.5, -0.5, 0.5, 1.5, 2.5])
print(s.round())

# Explanation
Rounding is easy most of the time. For example, `round(1.1)` evaluates to `1` and `round(1.8)` evaluates to `2`.

The question is, how do we round the $.5$ numbers? Should we round up or round down? Turns out, there are a lot of ways to do it.

Let's find out how the round operator works in pandas.

Before We Begin

Puzzles

Wrapping Up

The round() Function with a Pandas Series

Try it yourself

Explanation