Which of the following statements is the most accurate about a Poisson random variable?
A) It counts the number of successes in a given number of trials.
B) It counts the number of successes in a specified time or space interval.
C) It is a continuous random variable.
D) It has a bell-shaped distribution.

Question

Quizplus · Accepted Answer

A Poisson random variable is used to count the number of events occurring within a specified time or space interval, such as the number of customers entering a store in an hour or the number of defective products in a batch. It is a discrete random variable, meaning it can only take on integer values.

Which of the Following Statements Is the Most Accurate About