4. Discrete
Random
Variables
A discrete random variable can only
A discrete random variable can only
A discrete random variable can only
take on specific values, such as the
take on specific values, such as the
take on specific values, such as the
number of heads in a coin flip.
number of heads in a coin flip.
number of heads in a coin flip.
Example: Number of heads in 5 coin
Example: Number of heads in 5 coin
Example: Number of heads in 5 coin
flips
flips
flips
5. Continuous
Random
Variables
A continuous random variable can
A continuous random variable can
A continuous random variable can
take on an infinite number of values in
take on an infinite number of values in
take on an infinite number of values in
a given range, such as the height of a
a given range, such as the height of a
a given range, such as the height of a
person.
person.
person.
Example: Height of a person in inches
Example: Height of a person in inches
Example: Height of a person in inches