You Are Conducting an Experiment to Determine If Listening to Music

question 260

Multiple Choice

You are conducting an experiment to determine if listening to music improves learning. If there was no difference between the test performance of the experimental and control groups, then we 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 had no effect on learning.

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Definitions:

Activity Variance

The difference between the budgeted and actual amount of an activity, such as hours worked or units produced, affecting budget and cost planning.

Budgeting

A financial planning process that involves the estimation of future revenues and expenses over a specified period.

Personnel Expenses

Costs associated with employing staff, including wages, benefits, and taxes.

Client-visits

Meetings or engagements with clients outside the company's premises for business discussions or services.