Aquaman Stock has exhibited a standard deviation in share returns of 0. 7, whereas Green Lantern Stock has exhibited a standard deviation of 0. 8. The correlation coefficient between the share returns is 0. 1. What is the standard deviation of a portfolio composed of 70 per cent Aquaman and 30 per cent Green Lantern? Show your working and round your final answer to four decimal places.

Coca-cola was primarily known for its core competencies in marketing, bottling, and distributing aerated drinks. however, with the success of gatorade, coca-cola developed competencies in the development and marketing of its own sports drink, powerade. which of the following is true of coca-cola? a. it is leveraging existing core competencies to improve current market position. b. it is building new core competencies to protect and extend its current market position. c. it is redeploying and recombining existing core competencies to compete in markets of the future. d. it is targeting the chasm between the early adopter and early majority market segment.