Which of the Following Equations Is INCORRECT

question 65

Multiple Choice

Which of the following equations is INCORRECT?

• A) Cov(R_i,R_j) = Σ(R_i - R_i)(R_j - R_j)
• B) Var(R_p) = w₁^2SD(R₁) + w₂^2SD(R₂) + 2w₁w₂Corr(R₁,R₂)SD(R₁)SD(R₂)
• C) Corr(R_i,R_j) =
• D) Cov(R_i,R_j) = E[(R_i - E[R_i])(R_j - E[R_j])]

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Definitions:

Morale

The overall sense of well-being, enthusiasm, and satisfaction among members of a group or team.

Cultural

relating to the ideas, customs, and social behaviors of a society or group of people, shaping their way of life and interactions.

Social

Pertaining to society or its organization; relating to the interactions and relationships of individuals within a group.

Deindividuation

Deindividuation is a psychological state where individuals immersed in a group lose their sense of individual identity, often leading to disinhibited or impulsive behavior.