Which Is Not a Discrete Random Variable

question 7

Multiple Choice

Which is not a discrete random variable?

• A)The number of defects in a 4 × 8 sheet of plywood
• B)The number of female passengers who board a plane
• C)The time until failure of a vehicle headlamp
• D)The number of correct answers on a statistics exam

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Definitions:

Vaccinated Community

A population in which a majority of members have received vaccinations against specific diseases, contributing to herd immunity.

Epidemiological Resistance

Refers to the decreased effectiveness of medical treatments, such as antibiotics or vaccines, due to the adaptive changes in disease-causing organisms.

Medicalization of Beauty

The process by which beauty standards are influenced and defined by medical and cosmetic industries, often promoting particular aesthetic norms.

Extreme Makeovers

Dramatic transformations of appearance, often involving extensive cosmetic surgery, weight loss, or home renovation.