Random Variable

A random variable is defined by a rule that assigns a _______________ to every outcome in a sample space.

• number

• probability

• event

• variable

Choose an example of Continuous Random Variable.

• Treatments

• Counts

• Blood Pressure

• Dice

Choose an example of Discrete Random Variable.

• Blood Pressure

• Speed of the Car

• Weight

• Tossing a Coin

What is a discrete random variable?

• A variable that can take on any value within a given range

• A variable that is constant and never changes

• A variable that can take only specific, finite value

• A variable used only in continuous data modeling

Which of the following best describes a continuous random variable?

• A variable that takes only whole number values

• A variable representing the number of students in a class

• A variable that has a fixed, constant value

• A variable that can take any value within a given interval