Problem:
The McBerry Corp. stock was selling for $20 per share at the end of 2007, $23 at the end of 2008, $18 at the end on 2009, and $22 at the end of 2010. They paid a dividend of $1 per share in 2007, 2008 and 2010, but not in 2009.
Required:
Question: Calculate the return on berry stock for each year, the average return for the period, and the standard deviation for the period.
Note: Show all workings.