How to create Drilldown graphs with R and highcharter

This tutorial demonstrates how to create an interactive drill down graph using R and the High Charter package. It covers data preparation, including downloading and formatting data from Zillow, and explains how to create state and county data sets. The tutorial also details the steps to implement drill down functionality and customize tooltips in High Charter. Finally, it provides resources for further learning.

What is the primary purpose of using drawdowns in data visualization?

• To make data analysis more difficult

• To hide unnecessary data

• To present data in a more digestible format

• To increase the complexity of the data

Which package is used as an R wrapper for the High Chart JavaScript library?

• shiny

• ggplot2

• plotly

• High Charter

What is the purpose of using the 'slice' function in data preparation?

• To add new columns

• To sort the data

• To remove duplicate rows

• To select a subset of rows

What function is used to create a list column for each state's data in the drill down version?

• summarize

• group_nest

• nest

• group_by

Which function is used to format tooltips in High Charter?

• tooltip_style

• tooltip_format

• tooltip_table

• tooltip_custom

What argument is used to enable HTML formatting in tooltips?

• HTMLformat = true

• useHTML = true

• enableHTML = true

• HTMLenabled = true

What is the final step in creating the drill down graph?

• Removing the X and Y axes

• Adding a legend

• Adding data labels

• Changing the color scheme