Exhibit 5-8 the Random Variable X Is the Number of Occurrences of Occurrences

question 80

Multiple Choice

Exhibit 5-8
The random variable x is the number of occurrences of an event over an interval of ten minutes. It can be assumed that the probability of an occurrence is the same in any two-time periods of an equal length. It is known that the mean number of occurrences in ten minutes is 5.3.
-Refer to Exhibit 5-8. The expected value of the random variable x is

• A)2
• B)5.3
• C)10
• D)2.30

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Definitions:

Coping Strategy

Approaches and techniques that individuals use to manage and mitigate stress and emotional distress.

Positive Reinterpretation

A coping strategy involving the reframing of a negative event or situation in a positive light to manage stress and maintain well-being.

Positive Reinterpretation

The process of reframing an event or situation in a positive light to manage stress or hardship.

Cutting Your Losses

A decision-making process where one decides to exit a situation to prevent further loss or harm.