High School · Using Probability to Make Decisions

CCSS.MATH.CONTENT.HSS.MD.A.1

(+) Define a random variable for a quantity of interest by assigning a numerical value to each event in a sample space; graph the corresponding probability distribution using the same graphical displays as for data distributions.

Read this standard on the official Common Core site

Lessons that teach this standard

• Random Variables and Expected Value

  How a random variable turns outcomes into numbers, how to build its probability distribution from theory or from data, and why expected value is the long-run average.