Anne is searching for shares to include in his current share portfolio. She is interested in XYZ High Tech Ltd shares; she has been impressed with the companys computer products and believes it is an innovative market player. However, Anne realises that any time you consider a so-called high-tech share, risk is a major concern. The rule she follows is to include only securities with a coefficient of variation of returns below 0.90.

Anne has obtained the following price information for the period from 2016 to 2019. XYZ High Tech Ltd, being growth-oriented, did not pay any dividends during these four years.

	XYZ High Tech Ltd Share Price
YEAR	Beginning	End
2016 - 2017	$14.36	$21.55
2017 - 2018	$21.55	$64.78
2018 - 2019	$64.78	$72.38
2019 - 2020	$72.38	$91.80

1. Calculate the rate of return each year, from 2016 to 2019, for XYZ High Tech Ltd.
2. Assume that each years return is equally probable and calculate the average return over this period.
3. Calculate the standard deviation of returns over the past four years and interpret the result.
4. Based on parts b and c, determine the coefficient of variation of returns for the security.
5. Given the calculation in part d, what should be Annes decision regarding the inclusion of XYZ High Tech Ltd in his portfolio.
6. Assume that XYZ High Tech Ltd has a of 2. If financial analysts expect the market return to decrease by 10% due to negative impact of COVOD 19 in the 2020-2021 financial year, what would be XYZ High Tech Ltd.s expected return? Considering this new information what should be Annes decision regarding the inclusion of XYZ High Tech Ltd in his portfolio.