{Unsafe Levels of Radioactivity Narrative} Find the probability that there will be exactly 3 incidents in a year.

Poisson Distribution

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

Nuclear Power Plant

A facility that generates electricity by using heat from nuclear reactions.

Probability

A measure of the likelihood that an event will occur, often represented as a number between 0 and 1.