A Sufficient Condition for Being a Bird Is

question 221

Multiple Choice

A sufficient condition for being a bird is:

• A)being a vertebrate.
• B)laying eggs.
• C)having feathers.
• D)building a nest.

---

Definitions:

Poisson Random Variable

A type of discrete random variable that expresses the probability of a given number of events occurring in a fixed interval of time or space.

Poisson Probabilities

Probabilities calculated under the assumption of a Poisson distribution, typically used to model the number of times an event occurs in a fixed interval of time or space.

Calculate

To determine something mathematically, often by using a specific formula or procedure.

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.