Suppose you borrow at the risk-free rate an amount equal to your initial wealth and invest in a portfolio with an expected return of 16 percent and a standard deviation of returns of 20 percent. The risk-free asset has an interest rate of 4 percent. Calculate the expected return of the resulting portfolio. A 12 percent B 28 percent 20 percent D 32 percent

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A: Given: Sample size, n=10Sample mean, x¯=41Sample sd, s=5.2Population mean to be tested,μ=42α=0.05

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Q: 10. Fill in the blank 1. z-value. 2. p-value (please write down the formula), and 3. significance…

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A: Given data : n =45  x̄ = 47800 s= 5600 μ= 46300

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Q: The reason why samples are selected at random is

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