Random Variables Quiz Challenge

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Test your knowledge on discrete and continuous random variables!

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Lalaine P. Encarnacion

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Froggy Jumps Random Variables Quiz ChallengeVersión en línea Test your knowledge on discrete and continuous random variables! por Lalaine P. Encarnacion 1 What is a discrete random variable? a A variable that is always constant. b A variable that can take on a countable number of values. c A variable that can take on any value in a range. 2 Which of the following is an example of a continuous random variable? a The height of students in a classroom. b The number of cars in a parking lot. c The number of students in a classroom. 3 What does PMF stands for? a Probability Mass Function b Probability Mean Formula c Possible Maximum Frequency 4 What is the probability mass function (PMF)? a A function that gives the probability of a discrete random variable taking a specific value. b A function that sums probabilities. c A function for continuous variables. 5 What is the expected value of a random variable? a The most frequently occurring value. b The maximum value possible. c The long-term average value of repetitions of the experiment. 6 Which of the following is NOT a characteristic of continuous random variables? a They can be measured with precision. b They can take on only whole number values. c They can take on any value in an interval. 7 What is a common example of a discrete random variable? a The time taken to run a marathon. b The number of heads in 10 coin tosses. c The temperature in a city. 8 Which of the following scenarios involves a continuous random variable? a Measuring the air pressure in a tire b Tallying the number of votes for a political candidate c Observing the number of accidents at an intersection in a week 9 Which of the following scenarios involves a discrete random variable? a Measuring the voltage of a battery b Counting the number of flaws on a manufactured surface c Recording the reaction time of a subject to a stimulus 10 The time spent by a customer on a website is an example of a: a Discrete random variable b Continuous random variable c A constant

Froggy Jumps

Random Variables Quiz ChallengeVersión en línea

Test your knowledge on discrete and continuous random variables!

por Lalaine P. Encarnacion

What is a discrete random variable?

A variable that is always constant.

A variable that can take on a countable number of values.

A variable that can take on any value in a range.

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

The height of students in a classroom.

The number of cars in a parking lot.

The number of students in a classroom.

What does PMF stands for?

Probability Mass Function

Probability Mean Formula

Possible Maximum Frequency

What is the probability mass function (PMF)?

A function that gives the probability of a discrete random variable taking a specific value.

A function that sums probabilities.

A function for continuous variables.

What is the expected value of a random variable?

The most frequently occurring value.

The maximum value possible.

The long-term average value of repetitions of the experiment.

Which of the following is NOT a characteristic of continuous random variables?

They can be measured with precision.

They can take on only whole number values.

They can take on any value in an interval.

What is a common example of a discrete random variable?

The time taken to run a marathon.

The number of heads in 10 coin tosses.

The temperature in a city.

Which of the following scenarios involves a continuous random variable?

Measuring the air pressure in a tire

Tallying the number of votes for a political candidate

Observing the number of accidents at an intersection in a week

Which of the following scenarios involves a discrete random variable?

Measuring the voltage of a battery

Counting the number of flaws on a manufactured surface

Recording the reaction time of a subject to a stimulus

The time spent by a customer on a website is an example of a:

Discrete random variable

Continuous random variable

A constant

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Random Variables Quiz Challenge

Froggy Jumps

Sobre esta actividad

Creada por

Descarga la versión para jugar en papel

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Froggy Jumps

Random Variables Quiz ChallengeVersión en línea

por Lalaine P. Encarnacion

What is a discrete random variable?

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

What does PMF stands for?

What is the probability mass function (PMF)?

What is the expected value of a random variable?

Which of the following is NOT a characteristic of continuous random variables?

What is a common example of a discrete random variable?

Which of the following scenarios involves a continuous random variable?

Which of the following scenarios involves a discrete random variable?

The time spent by a customer on a website is an example of a:

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