What is the standard deviation of happys total portfolio
Happy Buker owns a risky portfolio with a 20% standard deviation. If Happy invests the following proportions in the riskfree asset and the remainder in the risky portfolio, what is the standard deviation of Happy's total portfolio?
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The muddy surface on which the car's tires rest exerts negligible friction forces on them. What is the tension in the tow cable?
Assume the barrel is initially at rest and that its moment of inertia can be approximated as a hollow cylinder rotating about its axis: Icylinder = MR2. Your answer should be given to a tenth of a m/s.
Lindsay Brown owns a risky portfolio with a 15% expected return. The riskfree return is 5%. What is the expected return on Lindsay's total portfolio if Lindsay invests the following proportions in the risky portfolio and the remainder in the risk
From these data, estimate the average height of all adults and calculate a bound on the error of estimation (assume that approximately 50% of adults are male).
Now the group is 4500 people and 1000 of them are left-handed. As before, eight of them are selected and X - the number of left-handed among 8 - is recorded.
With the present 70% capaciy production, what is the expected annual profit or loss for the susidiary plant? What annual volume of sales (units) is required in order for the plant to break even?
A turntable platter spinning at 78 rev/min comes to a complete stop in 29 s. Assuming constant acceleration, through what rotation angle does the platter move as it comes to rest? (Your answer should be given in radians and specified to a tenth of
Delamont Transport Company (DTC) is evaluating the merits of leasing versus purchasing a truck with a 4-year life that costs $40,000 and falls into the MACRS 3-year class.
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A recent study by McCollin (2024), proposes strategies aimed at reducing energy consumption at the Villages at Coverley,
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Question: Brainstorm a list to narrow the topic "environmentalism." Come up with at least five subtopics.
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For this discussion, find at least two research articles on the importance of using data-driven decision-making in schools.