You Are Conducting an Experiment to Determine If Listening to Music

question 158

Multiple Choice

You are conducting an experiment to determine if listening to music improves learning. If the average test score of the experimental group is higher than the average of the control group, then you can conclude that

• A) extraneous variables were not controlled.
• B) the two groups were not randomly assigned.
• C) listening to music improved learning.
• D) listening to music does not improve learning.

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Definitions:

Rebalanced

The process of realigning the weightings of a portfolio of assets to maintain an original or desired level of asset allocation or risk.

Modified Duration

A measure of the price sensitivity of a bond or other debt instrument to an interest rate change, factoring in the changing cash flow timings.

Price-volatile

Characteristic of a financial instrument whose price can undergo significant fluctuations in a short period.

Higher Credit Rating

Indicates a stronger likelihood that a borrower, either a corporation or government entity, will meet its debt obligations, signifying lower credit risk.