For Two Independent Random Variables X and Y,which of the Following

question 238

Multiple Choice

For two independent random variables X and Y,which of the following identities is always true?

• A)E(2X + 3Y)= E(X)+ E(Y)+ 5
• B)Var(2X + 3Y)=2Var(X)+ 3Var(Y)
• C)Var(2X + 3Y)= 4Var(X)+ 9Var(Y)
• D)E(2X + 3Y)= 5E(X+Y)

Recognize the role of reinforcement and punishment in shaping behavior.

Differentiate between positive and negative reinforcement, and positive and negative punishment.

Understand the concepts of fixed-ratio, fixed-interval, variable-ratio, and variable-interval schedules of reinforcement.

Comprehend the significance of discriminative stimuli in operant conditioning.

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Definitions:

Secondary Market

The market where investors buy and sell securities they already own, as opposed to the primary market where securities are first issued.

Foreign Exchange Market

A global marketplace for trading national currencies against one another.

Debt Market

A financial market where participants can issue and trade debt securities, often used by corporations and governments to finance their operations.

Derivatives Market

A market where financial instruments such as futures, options, and swaps are traded, whose value is derived from the value of an underlying asset.