One of the few surviving on-line grocers, Fresh Direct uses 150 trucks to generate delivery within 2 hours. Currently Fresh Direct sells $200 million worth of food per year representing 2 million orders and comprising 60 million items. A major part of the operation depends on how well workers in the warehouse assemble orders. An error caught before a shipment leaves the warehouse costs $0.50 per item, while every error found after shipping costs $6.00 per item. 
January 5, 2018
Use the payoff matrix below for the following exercise. The payoff matrix indicates the profit outcome that corresponds to each firm’s pricing strategy.
January 5, 2018

What is the standard deviation of a portfolio that is invested 69 percent in Stock A and 31 percent in Stock B given the following information:

What is the standard deviation of a portfolio that is invested 69 percent in Stock A and 31 percent in Stock B given the following information:

State of Economy
Probability of State of Economy
Stock A Returns
Stock B Returns
Boom
0.24
35%
-4%
Normal
0.76
16.50
36

 

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