Maths

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Comparing probabilities

In this lesson, we will compare the probabilities of different events to see which is most likely.

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Q1.Cala rolls a biased dice 40 times. It comes up with a three 14 times. Calculate the relative frequency of rolling a three.

1/5

Q2.Antoni throws a normal six-sided dice 120 times. How many times would you expect him to throw a 4?

2/5

Q3.Binh throws a biased dice 200 times. The theoretical probability of it landing on a 2 is 0.6. How many times would you expect her to throw a 2?

3/5

Q4.Xavier has a biased coin which has a 30% chance of landing on Heads. He flips the coin 300 times. How many times would you expect it to land on Tails?

4/5

Q5.Yasmin has 200 daisy seeds to plant in her garden. The probability of a daisy growing is 0.8. How many daisies would you expect to grow?

5/5

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Q1.Cala rolls a biased dice 40 times. It comes up with a three 14 times. Calculate the relative frequency of rolling a three.

1/5

Q2.Antoni throws a normal six-sided dice 120 times. How many times would you expect him to throw a 4?

2/5

Q3.Binh throws a biased dice 200 times. The theoretical probability of it landing on a 2 is 0.6. How many times would you expect her to throw a 2?

3/5

Q4.Xavier has a biased coin which has a 30% chance of landing on Heads. He flips the coin 300 times. How many times would you expect it to land on Tails?

4/5

Q5.Yasmin has 200 daisy seeds to plant in her garden. The probability of a daisy growing is 0.8. How many daisies would you expect to grow?

5/5

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This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Comparing Probabilities

Don’t worry if you get a question wrong! Forgetting is an important step in learning. We will recap next lesson.

Q1.True or false: I am more likely to flip a coin and get "Heads" than I am to roll a six-sided dice and get a 4.

1/5

Q2.True or false: I am more likely to flip a coin and get "Tails" than I am to roll a six-sided dice and get an even number.

2/5

Q3.True or false: I am more likely to roll a 3 than a 5 on a six sided dice

3/5

Q4.True or false: I am more likely to roll an even number than a prime number on an eight sided dice.

4/5

Q5.True or false: I am more likely to roll a 4 on a six sided dice than on an 8 sided dice.

5/5

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Comparing Probabilities

Don’t worry if you get a question wrong! Forgetting is an important step in learning. We will recap next lesson.

Q1.True or false: I am more likely to flip a coin and get "Heads" than I am to roll a six-sided dice and get a 4.

1/5

Q2.True or false: I am more likely to flip a coin and get "Tails" than I am to roll a six-sided dice and get an even number.

2/5

Q3.True or false: I am more likely to roll a 3 than a 5 on a six sided dice

3/5

Q4.True or false: I am more likely to roll an even number than a prime number on an eight sided dice.

4/5

Q5.True or false: I am more likely to roll a 4 on a six sided dice than on an 8 sided dice.

5/5

Lesson summary: Comparing probabilities

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The next lesson in:
Probability
is:
Combined events and sample spaces (Part 1)

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