PROBABILITY THEORY
Let x-firm revenue in rubles. Z = X * Y in terms of the dollar Y, if...
Mathematics, 22.05.2020 00:13 markuswalter1043
PROBABILITY THEORY
Let x-firm revenue in rubles. Z = X * Y in terms of the dollar Y, if revenue X does not depend on the course Y, and the distribution of X and Y are:
Xi 1000 2000
Pi 0.7 0.3
Yi 25 27
Pi 0.4 0.6
Calculate the expectation in two ways: directly and using the properties of the expectation.
Answers: 3
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