The expected return and risk involved in making an investment are important factors considered by investors. The expected return of a business can be influenced by many factors. Past performance is considered to reflect expected future performance and an equal probability of 25% is assumed for all returns. Based on the analysis of past returns and forecasting, the following information is available for returns on two shares
listed on the stock exchange:
Year
Mazebe
Baduna
2009
0.20
0.16
2010
0.28
0.12
2011
0.36
0.10
2012
0.18
Required:
1 Calculate the average return for each of the two shares.
2 Calculate the risk involved by use of the standard deviation of each of the two shares.
3 Calculate the co-efficient of variation of each of the two shares.