Multiple line plots!
In this exercise, you'll create a line plot of the 7-day moving average for the closing price of the SPY fund with a scatter plot of the daily prices overlaid on top of it for comparison. Let's get started!
The DataFrames and Plots packages have been imported for you and the DataFrame spy has been loaded into the shell.
本练习是课程的一部分
Introduction to Data Visualization with Julia
交互式实操练习
通过完成这段示例代码来试试这个练习。
# Plot the closing price
____(spy.____,
spy.____,
# Color the markers
____=:____,
label="Closing Price")
title!("Closing Price of SPY")
xlabel!("Date")
ylabel!("Price (USD)")