A Professor Wants to Determine Whether Her Students Perform Better

question 179

Multiple Choice

A professor wants to determine whether her students perform better on mid-term examinations if they write their exam alone or in a group.To experimentally investigate this possibility,she randomly assigns half of her students to write their mid-term in the regular class setting (as a group) and randomly assigns the other half of her students to write their mid-term individually in private cubicles in the university's testing centre.Which of these conditions is the experimental group?

• A)The group of students writing in the classroom
• B)The group of students writing individually in the testing centre
• C)Both groups of students as they are a part of the professor's experiment
• D)Neither of the groups of students as they did not consent to this study

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Definitions:

Wavelength

The distance between successive crests of a wave, usually used in the context of electromagnetic waves.

Amplitude

The magnitude or extent of change in a variable, often used in the context of waves to describe their height or intensity.

Visual Cortex

The part of the cerebral cortex that processes visual information, located in the occipital lobe of the brain.

Auditory Cortex

The region of the brain that is responsible for processing auditory information.