Dr Morimoto Is Curious as to Whether Exposing People to Violent

question 38

Multiple Choice

Dr. Morimoto is curious as to whether exposing people to violent video games causes them to be more aggressive. He assigns half his participants to play a video game for 5 minutes and the other half to play for 7 minutes. He finds that there is no relationship between playing the game longer and being more aggressive. What might be to blame for this null effect?

• A)A weak manipulation
• B)An insensitive measure
• C)A reverse confound
• D)Ceiling effect

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Definitions:

Present Value

The immediate worth of anticipated money or streams of cash flows, computed with an agreed-upon rate of return.

Cash Inflows

Money received by a business from its operational, financing, and investing activities.

Discount Rate

The interest rate used to discount future cash flows of a financial instrument; a measure of the time value of money.

Discount Rate

The interest rate used in discounted cash flow analysis to determine the present value of future cash flows, reflecting the opportunity cost of capital.