Returns on Investment
An analysis of the stock market produces the following information about the returns of two stocks. 
Assume that the returns are positively correlated with correlation coefficient of 0.80.
-{Returns on Investment Narrative} Find the standard deviation of the return on a portfolio consisting of an equal investment in each of the two stocks.
Definitions:
Integrated Marketing Communications
A strategic, collaborative, and promotional marketing function where a targeted audience receives consistent and cohesive messaging across various marketing channels.
Promotional Messages
Communications designed to inform, persuade, or remind potential buyers about a product or service to influence their purchasing decisions.
Customer Needs
The recognized desires or requirements of consumers that prompt them to purchase a product or service to solve a problem or fulfill a desire.
Skimming Pricing
A marketing strategy involving setting high prices for a new product during its initial phase to maximize profitability from customers willing to pay more.
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