Random Variables Quiz #1

It is defined as the chance of an event occurring.

• Probability

• Outcome

• Sample Space

• Event

It is the result of a single trial of a probability experiment.

• Probability

• Outcome

• Event

• Sample Space

When a single die is rolled, what is the probability of getting a 7?

• 0

• 1

A box contains five red, two white and three green marbles. How many should your total sample space be if you want to know the probability of picking a certain marble?

• 2

• 3

• 5

• 10

A box contains five red, two white and three green marbles. What is the probability of getting a green marble?

A box contains five red, two white and three green marbles. What is the probability of NOT getting a white marble?

It is a variable whose values are determined by chance.

• Nominal Variable

• Ordinal Variable

• Random Variable

• Quantitative Variable

Determine which of the following is NOT an example of discrete random variable.

• The number of participants in a Fun Run.

• The number of telephone calls received by a customer service representative.

• The measured temperature in a classroom.

• The number of quizzes taken by a class in the semester.

Which of the following is an example of a continuous random variable?

• The number of flowers sold by a flower shop.

• The events organized by the SSLG.

• The time it took for the students to go to their classroom.

• The subjects you have in a day.

Determine which of the following is a probability distribution.

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