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Plotting choice shares

Let's finish this chapter by making a plot of the choice shares we just produced. We stored the choice shares in a column called share within the data frame called shares. We can plot shares$share using barplot(). If you are unfamilar with barplot(), you can type ?barplot to view the documentation.

This exercise is part of the course

Choice Modeling for Marketing in R

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Exercise instructions

Set the first input for the barplot function to shares$share.

Hands-on interactive exercise

Have a go at this exercise by completing this sample code.

# Use barplot to plot predicted market shares
barplot(___, ylab="Predicted Market Share", 
        names.arg=c("Our Car", "Comp 1", "Comp 2", "Comp 3"))
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