If the Variance on a Test Is Small, We Know

question 9

Multiple Choice

If the variance on a test is small, we know that

• A) people had similar scores on the test
• B) people had scores close to the mean score
• C) the standard deviation will be small
• D) all of the above

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Definitions:

Chronic Sleep Deprivation

A condition characterized by consistently not achieving enough sleep, leading to significant negative health and cognitive effects.

Stress Hormone

Biochemical substances, such as cortisol, released into the body in response to stress, affecting various bodily functions.

Cortisol

A steroid hormone produced by the adrenal glands, often released in response to stress and low blood-glucose concentration; it plays a key role in the body's stress response.

Repair Cells

Cells that are involved in the process of repairing damaged tissue in the body.