In a Control Group, Which of the Following Is NOT

question 92

Multiple Choice

In a control group, which of the following is NOT a way people are similar to the experimental group?

• A)They have been exposed to the independent variable but have been told they are receiving a placebo.
• B)They are not exposed to the dependent variable at all.
• C)They have not been exposed to the independent variable but have been told they are receiving a placebo.
• D)They are not exposed to the independent variable at all.

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Definitions:

Melatonin

A hormone produced by the pineal gland that regulates sleep-wake cycles, its production increases in darkness to promote sleep.

Circadian Rhythms

Variations in behavior, physical condition, and mental state that occur on a 24-hour loop, primarily triggered by environmental light and dark conditions.

Circadian Rhythms

Natural, internal processes that regulate the sleep-wake cycle and repeat roughly every 24 hours.

Sleep/Wake Cycle

The circadian rhythm that regulates patterns of sleepiness and wakefulness over a 24-hour period.