The Expected Value of a Random Variable X Is 10

question 40

Multiple Choice

The expected value of a random variable X is 10 and the standard deviation is 2. The standard deviation of the random variable Y = 2X - 10 is:

• A)2
• B)4
• C)-10
• D)-6

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Definitions:

Confirmation

The process of verifying or validating an arrangement or transaction, often documented in writing.

Secured Transaction

A financial agreement in which property is pledged as collateral for a loan, granting the lender rights to the property if the borrower defaults.

Fiduciary Duty

Obligates an individual or organization to act in the best interest of another party, such as a trustee for beneficiaries.

Good Faith

The honest intent to act without taking an unfair advantage over another party in a transaction.