Introduction

This presentation was created as part of a Coursera peer-graded assignment.

It demonstrates an interactive Plotly chart built using R Markdown.


About the Dataset

We will use the built-in mtcars dataset to visualize the relationship between miles per gallon and horsepower.


Interactive Plotly Chart

library(plotly)

p <- plot_ly(
  data = mtcars,
  x = ~hp,
  y = ~mpg,
  type = "scatter",
  mode = "markers",
  text = rownames(mtcars),
  marker = list(size = 10)
)

p