A Stock Portfolio Consists of Stocks A, B, and C

question 21

Multiple Choice

A stock portfolio consists of stocks A, B, and C in the proportions of .3, .5, .2. A bond portfolio consists of bonds X and Y in the proportions of .75, .25. For the total portfolio, common stocks will be .6; bonds will be .4. The total portfolio percentage of Stock C will be

• A) 12%.
• B) 16%.
• C) 18%.
• D) 20%.

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Definitions:

Token Economy

A behavior modification system that uses tokens as rewards for desired behaviors, which can be exchanged for privileges or other rewards.

Operant Conditioning

A method of learning that employs rewards and punishments for behavior.

Positive Reinforcers

Stimuli that, when presented after a behavior, increase the likelihood of that behavior being repeated.

Behavior Modification

A therapeutic approach aimed at changing undesirable behaviors through reinforcement techniques.