Use the table for the question(s)below.
Consider the following three individuals' portfolios consisting of investments in four stocks: 
-Assuming that the risk-free rate is 4% and the expected return on the market is 12%,then calculate the required return on Mary's portfolio.
Definitions:
Attitude Toward Buying
Refers to a consumer's mindset or predisposition regarding the purchase of a product or service.
Post-purchase
Refers to activities and experiences that occur after buying a product or service, including customer satisfaction and loyalty.
Reported Attitude
An attitude expressed or communicated by an individual, which may or may not accurately mirror their actual beliefs or feelings.
Actual Behaviour
The observed actions or reactions of an individual in a given situation, as opposed to intended or theoretical behavior.
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