A Company Is Studying the Number of Monthly Absences Among

question 9

Multiple Choice

A company is studying the number of monthly absences among its 125 employees. The following probability distribution shows the likelihood that people were absent 0, 1, 2, 3, 4, or 5 days last month.

-Given the probability distribution,which of the following predictions is correct?

• A)60% of the employees will have more than one day absent for a month.
• B)There is a 0.04 probability that an employee will be absent 1 day during a month.
• C)There is a 0.12 probability that an employee will be absent 2 days during a month.
• D)There is a 0.50 probability that an employee will be absent 0.72 days during a month.

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Definitions:

Homeostasis

The process by which biological systems tend to maintain stability while adjusting to conditions that are optimal for survival.

Drive

An internal motivational state created by physiological or psychological needs that drives an individual to engage in behaviors to satisfy those needs.

Alertness

A state of active attention by the mind to the environment or stimuli, often marked by a heightened sense of awareness.

Drive-Reduction Theory

A theory in psychology that posits the reduction of physiological needs is a primary motivator for behavior.