Mark Conducts a Study for His Research Methods Class to Determine

question 30

Multiple Choice

Mark conducts a study for his research methods class to determine if consuming caffeine causes people to perform better on cognitive tasks. In his study, he gives half of his participants a glass of water and half of his participants a glass of cola and then has them attempt to solve 15 math problems. He finds that people who drink caffeine beforehand solve more math problems than those who drink water beforehand.
Mark decides to conduct the exact same study again to ensure that he can find the same difference between the groups a second time. This study is known as a:

• A)direct replication.
• B)replication-plus-extension.
• C)conceptual replication.
• D)secondary replication.

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Definitions:

Import Reduction Acts

Legislation designed to decrease the importation of goods into a country to protect domestic industries.

Trade Protection

Policies that limit imports.

Beef Consumption

The amount of beef eaten by individuals or populations over a certain period.

Growing Season

The period of the year during which climatic conditions are favorable for the growth of vegetation and crops.