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.
Diese Übung ist Teil des Kurses
Equity Valuation in R
Anleitung zur Übung
- 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.
Interaktive Übung
Vervollständige den Beispielcode, um diese Übung erfolgreich abzuschließen.
# Create a bar chart
barplot(rev,
col = c(___, ___),
main = ___)
# Add legend
legend("topleft",
legend = c(___, ___),
fill = c(___, ___))