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

question 19

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 appropriate probability distribution for the random variable is

• A)discrete
• B)continuous
• C)either discrete or continuous depending on how the interval is defined
• D)None of these alternatives is correct.

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Definitions:

Parkinson

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Controversial

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The nervous system’s potential to physically or chemically modify itself in response to environmental change and to compensate for age-related changes and injury.

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