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Exercise

Mosaic plots

In this exercise, you will use mosaicplot() to visualize proportions between sex, adult and agecat categorical variables. In the resulting plots notice that the age categories split above and below the age 10.5 years, do not split evenly between infants, males and females (defined by sex variable) or adults (defined by adult variable).

The abaloneKeep dataset has been loaded for you.

Instructions 1/2

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  • 1

    Make a mosaicplot() of sex by age category. Set colors "light blue", "dark grey" and set title "Abalone Sex by Age".

  • 2

    Make a mosaicplot() of adult by age category. Set colors "light green", "purple" and set title "Abalone Adult by Age".