A broker has calculated the expected values of two different financial instruments X and Y. Suppose t

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A broker has calculated the expected values of two different financial instruments X and Y. Suppose t h a t E1X2 = +100, E1Y2 = +90, SD1X2 = +12, and SD1Y2 = +8. Find each of the following.

a) E1X + 102 and SD1X + 102

b) E15Y2 and SD15Y2

c) E1X + Y2 and SD1X + Y2

d) What assumption must you make in part c?

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Business Statistics

ISBN: 9781292269313

4th Global Edition

Authors: Norean Sharpe, Richard De Veaux, Paul Velleman

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