A Researcher Wanted to Determine Whether Eating Sugary Cereal for Breakfast

question 147

Multiple Choice

A researcher wanted to determine whether eating sugary cereal for breakfast increased the aggression of second graders during their morning play period.After feeding a group of 20 students sugary cereal for breakfast she observed that, on average, the students committed 4.5 aggressive behaviors during their morning play period.In this example, the sample is:

• A) the 4.5 aggressive behaviors.
• B) the 20 students the researcher observed.
• C) all second graders.
• D) all second graders who ate sugary cereal for breakfast.

---

Definitions:

Liquidation

The process of bringing a business to an end and distributing its assets to claimants, often when the company is insolvent.

NPV

Net Present Value; a financial metric used in capital budgeting to analyze the profitability of an investment or project, calculated by the difference between the present value of cash inflows and outflows over a period of time.

Automated Machines

Mechanized devices programmed to perform tasks with minimal human intervention.

Human Interaction

The communication and exchange between individuals, including verbal and non-verbal behaviors, essential in social and business contexts.