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You are going to want to make changes to your DataFrame, let's mutate!
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Great job exploring how to select data.
0:00
If you've used SQL, or
Structured Query Language, before,
0:02
that probably felt pretty familiar to
a select statement with a where clause.
0:05
In a bit here, we'll look at some more
similarities like merging and joining.
0:09
First, though,
let's take a look at manipulation.
0:13
When you're working with data,
0:16
you definitely want to be
able to manipulate it.
0:18
For instance, with the data frame, you'll
most likely wanna update specific values.
0:20
You'll probably wanna add a row or
0:25
even a brand new column to
an existing data frame.
0:27
Well, the great news is
data frames are mutable.
0:29
So you can add and remove data, changing
the shape of the original data frame.
0:33
You'll find that the big part of dealing
with data involves rejittering it into
0:37
exactly what makes the most sense for
whatever goal you're trying to accomplish.
0:40
Let's explore some of the more common
methods for manipulating data frames and
0:44
build up some of those muscles
that you're gonna need.
0:48
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