Use the data from the following four actions to answer the questions below:

Yields

Rendimientos

Year TLSDIPFE WMT

20x5 12.00%4.50% 5.80% 11.30%

20x6 13.30%5.30% 5.70% 9.00%

20x7 10.20%3.10% 5.90% 13.90%

20x8 9.30%2.70% 4.50% 14.80%

20x9 8.60%1.90% 6.30% 15.00%

a. Classifies the correlations between each pair of actions as positive correlation (CP), perfectly positive correlation (CPP), negative correlation (CN), perfectly negative correlation (CPN) and without correlation (SC): (12 points)

TLS - DI ___________ DI - PFE __________

TLS - PFE __________ DI - WMT _________

TLS - WMT _________ PFE - WMT _________

b. Which three of the four shares would you combine to build a diversified portfolio and why? Part of the premise that there is an equal share investment distribution (33.3%) selected actions. (10 points)

c. Calculates the yield, risk and coefficient of variation for the portfolio of three shares selected in the previous year. Part of the premise that there is an equal share investment distribution (33.3%) selected actions. (10 points)