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:

Point Source Pollutant

Pollution emanating from a single identifiable source, such as a pipe, ditch, ship, or factory smokestack.

Renewable Resources

Natural assets that can regenerate and sustainably yield benefits, like biomass and geothermal heat.

Littering

The act of improperly disposing of waste products in inappropriate places, leading to environmental pollution.

Consumption Per Person

Consumption Per Person refers to the average amount of resources, goods, or services used by an individual within a given population or area.