According to Government Data, the Probability That an Adult Was

question 33

Multiple Choice

According to government data, the probability that an adult was never in a museum is 20%. In a randomsurvey of 70 adults, what is the mean and standard deviation of the number that were never in a museum?

• A) mean: 14; standard deviation: 3.34664011
• B) mean: 56 standard deviation: 3.74165739
• C) mean: 56; standard deviation: 3.34664011
• D) mean: 14; standard deviation: 3.74165739

---

Definitions:

Volatile Substance

A substance that easily evaporates at normal temperatures and pressures, often creating potential hazards such as flammability or health risks when inhaled.

Progressive Disciplinary System

A process where the severity of punishment increases with each subsequent offense within a workplace.

Written Warning

A formal notice given to an employee documenting a performance or behavior issue that needs correction.

First Offence

An individual's initial violation of a rule or law, typically considered when determining penalties or consequences.