Use the Following Information to Answer the Question(s)below

question 21

Multiple Choice

Use the following information to answer the question(s) below.
Suppose that the market portfolio is equally likely to increase by 24% or decrease by 8%.Security "X" goes up on average by 29% when the market goes up and goes down by 11% when the market goes down.Security "Y" goes down on average by 16% when the market goes up and goes up by 16% when the market goes down.Security "Z" goes up on average by 4% when the market goes up and goes up by 4% when the market goes down.
-The beta for security "X" is closest to:

• A)0.
• B)0.80.
• C)1.00.
• D)1.25.

Describe the role of Industrial/Organizational psychologists in improving job performance and productivity.

Examine the effects of task difficulty and individual differences on performance.

Understand the concept of need for achievement and its significance in motivation.

Explain the role of stimulus and arousal motives in seeking stimulation and maintaining effort.