You Want to Determine the Relationship Between Caffeine Intake and Performance

question 41

Multiple Choice

You want to determine the relationship between caffeine intake and performance on a mid-quarter exam. As students sit down to take the exam, you ask them to write the number of cups of tea, soda, or coffee they ingested two hours prior to the exam. You also obtain their exam scores. You calculate the correlation coefficient between the two variables to be +0.82. What can you conclude?

• A) Higher caffeine consumption is related to higher exam scores.
• B) Eighty-two percent of the students consumed caffeine prior to the exam.
• C) Drinking coffee caused better scores.
• D) The more caffeine students consumed, the worse they scored on the exam.

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Definitions:

Misrepresents

The act of providing false or misleading information about something, often with the intent to deceive.

Disaffirm

The legal act of renouncing or voiding a contract or agreement, particularly as it relates to individuals who were not competent to enter into the contract initially, like minors.

Unconscionable Contracts

Agreements between parties that are so unfair or one-sided that they shock the conscience, often rendering them unenforceable in court.

Transfer Of Assets

The act of moving ownership of assets from one party to another, which could involve property, financial instruments, or other resources.