Two Variables Are Uncorrelated in All of the Cases Below $|{}^{\sigma } X Y | \leq \sqrt { \sigma _ { x } ^ { 2 } \sigma _ { y } ^ { 2 } }$

question 65

Multiple Choice

Two variables are uncorrelated in all of the cases below, with the exception of

• A)being independent.
• B)having a zero covariance.
• C) \(|{}^{\sigma } X Y | \leq \sqrt { \sigma _ { x } ^ { 2 } \sigma _ { y } ^ { 2 } }\)
• D)E(Y \(\mid X\) )= 0.

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Definitions:

Confusion

The inseparable intermixture of property belonging to different owners.

Accession

The process of acquiring additional property or improvements added to original property, which can increase the value of the original property.

Conversion

The unauthorized assumption and exercise of the right of ownership over personal property belonging to another, altering its condition or title.

Bailment

A contractual agreement in which the physical control of an item of personal property is handed over from one individual to another, with an agreement that the item will be returned.