Μx = 20.9 σX = 4.2 D = 5x-9 Find μD

asked Nov 23, 2023 146k views

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Μx = 20.9
σX = 4.2
D = 5x-9
Find μD

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3 votes

Answer:

E(D)=95.5

Step-by-step explanation:

$E(X)=20.9\\E(D)=E(5X-9)=5E(X)-9=5*20.9-9=95.5$

Abann Sunny answered Nov 29, 2023

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