Visually Inspecting the Data
You are given historical revenue (hist_rev
) and projected revenue (proj_rev
) data for a company. Create a bar chart of data, which includes coloring the historical and projected revenues differently, as well as adding a chart title and legend. The revenue data is in the object rev
, which is stored in memory.
This exercise is part of the course
Equity Valuation in R
Exercise instructions
- Create a bar chart, color historical data red and projected data blue, and add the title "Historical vs. Projected Revenues".
- Create a legend with data labels "Historical" and "Projected" with colors matching the bars.
Hands-on interactive exercise
Have a go at this exercise by completing this sample code.
# Create a bar chart
barplot(rev,
col = c(___, ___),
main = ___)
# Add legend
legend("topleft",
legend = c(___, ___),
fill = c(___, ___))