Which of These Assumptions Indicates Homoskedasticity?
A)E(e_it)= 0
B)var(e_it)= E(e²_it)= $\sigma$

question 11

Multiple Choice

Which of these assumptions indicates homoskedasticity?

• A)E(e_it)= 0
• B)var(e_it)= E(e²_it)= \(\sigma\) ²
• C)cov(e_it,e_js)= E(e_it,e_js)= 0 for i j or t s
• D)cov(e_it,x_2it)= 0,cov(e_it,x_3it)

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Definitions:

Extraversion

A personality trait characterized by outgoingness, sociability, and a tendency to seek stimulation and the company of others.

Narcissism

A personality trait characterized by an excessive interest in or admiration of oneself and one's physical appearance.

Interpersonal Intelligence

The ability to understand and interact effectively with others, recognizing their moods, motivations, and intentions.

Cooperative Group

A team or group that works collectively towards common goals or objectives, often emphasizing mutual help and collaboration.