Random Variable Intro Quiz

This takes numerical values that describe outcomes of a chance process.

• Probability distribution

• Random variable

• Standard deviation

• Sample space

This gives the possible values and the probabilities of a random variable.

• Probability distribution

• Discrete random variable

• Continuous random variable

• Sample space

This kind of random variable only takes integer values.

• Continuous

• Integer

• Discrete

• Value

In a valid probability distribution, the probabilities must:

• Be between 0 and 1 AND

  Add to 1

• Be between 0 and 1 OR

  Add to 1

• Be between 0 and 1

• Add to 1

Tags

CCSS.HSS.MD.A.3

This type of random variable can take on any real number value.

• Discrete

• Value

• Real

• Continuous

Which one of the following is discrete data?

• Sam is 160 cm tall

• Sam weighs 60 lbs.

• Sam ran 100 meters in 10.2 seconds

• Sam has two brothers and one sister

The time it takes for a car battery to die. 

• Discrete
• Continuous

Tags

CCSS.HSF-LE.A.1B

How many miles it takes to use up a tank of gas. 

• Discrete
• Continuous

Tags

CCSS.HSF-LE.A.1B

Is the graph pictured discrete or continuous?

• Discrete
• Continuous

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

In the graph of a continuous function, the points are connected with a continuous line.

• True
• False

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.C.7