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Correlation visualization

Theory

Creating a heatmap

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You have a dataset in a .csv file, and you want to see if there's any correlation between the variables. You've decided to do it with a heatmap. There's quite a lot to do: load the data, preprocess it, create the plot, and so on. What's the correct order of these operations?

Put the items in the correct order
Get rid of the dataset columns you don't need
Open the dataset with pandas
Add labels and annotation to the heatmap
Import pandas and matplotlib
Calculate the correlation
Create a heatmap with matplotlib
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