Which of the Following Best Describes Measures of Center

question 53

Multiple Choice

Which of the following best describes measures of center?

• A) They are numbers around which observations tend to cluster and that describe the location of what in some sense might be called the center of a data set.
• B) They are numbers that indicate the spread or scatter of observations and show the extent to which individual values in a data set differ from one another and, hence, differ from their central location.
• C) They are numbers that indicate the degree of asymmetry in a frequency distribution.
• D) None of these.
• E) All of these.

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Definitions:

Poisson Distribution

A probability distribution that expresses the probability of a given number of events occurring in a fixed interval of time or space when these events occur with a known constant mean rate and independently of the time since the last event.

Poisson Random Variable

Reflects the number of times a specified event occurs within a fixed interval, assuming events occur independently and at a constant rate.

Poisson Probabilities

The probability distribution that measures the probability of a given number of events happening in a fixed interval of time or space, assuming these events occur with a known constant mean rate and independently of the time since the last event.

Classified Department

A division within an organization or publication that deals with categorized or sorted information, often in the context of classified ads or internal classification.