Which of the Following Is an Example of a Discrete

question 230

Multiple Choice

Which of the following is an example of a discrete random variable?

• A)The monthly electric bill for a local business.
• B)The number of people eating at a local café between noon and 2:00 p.m.
• C)The amount of time it takes for a worker to complete a complex task.
• D)The percentage of people living below the poverty level in Boston.

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Definitions:

Delta Waves

Brain waves predominantly associated with deep sleep, characterized by their high amplitude and low frequency.

Genital Arousal

Physiological reactions of the genital organs in response to sexual stimulation, leading to increased blood flow and erection or lubrication.

Suprachiasmatic Nucleus

A part of the brain located in the hypothalamus that regulates circadian rhythms.

Circadian Rhythm

A natural, internal process that regulates the sleep-wake cycle and repeats roughly every 24 hours, affecting physical, mental, and behavioral changes in living organisms.