Simone is interested in three ASX-listed healthcare companies, Cochlear Ltd. (COH.AX), Ramsay Health Care Ltd. (RHC.AX) and Ansell Ltd. (ANN.AX). Her stock broker collected their year-end adjusted closing prices between 2003 and 2018 (see Stock Prices.xlsx in CloudDeakin Assessment Resources - Group Assignment folder), and Simone asks you to conduct some preliminary analysis.

b. Rank them in terms of their risk-return profile, where 1 represents the best and 3 represents the worst, and present a summary table in WORD file. Hint: if additional indicator is needed for comparison, please compute and demonstrate it to support your conclusion. COH.AX RHC.AX ANN.AX Rank Expected Return E(R) | Standard Deviation (0)