Transform the prices into log returns and call that series LogRet. Create a time series plot of LogRet and discuss whether or not this series appears stationary The following code produces a histogram...

Transform the prices into log returns and call that series LogRet. Create a time series plot of LogRet and discuss whether or not this series appears stationary

The following code produces a histogram of the McDonald’s log returns. The histogram will have 80 evenly spaced bins, and the argument freq = FALSE specifies the density scale.