R language visualizes box plot (box plot), visualizes box plot by group (boxplot by group), and uses the segments function to add mean lines to the box plot (add mean lines)

R language visualizes box plot (box plot), visualizes box plot by group (boxplot by group), and uses the segments function to add mean lines to the box plot (add mean lines)

Table of contents

R language visualizes box plot (box plot), visualizes box plot by group (boxplot by group), and uses the segments function to add mean lines to the box plot (add mean lines)

Simulation data