Capture-recapture

In this lesson, we will learn to understand and interpret how a population can be estimated using the capture-recapture method.

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.If the whole sample size is 50, what is the sample size of the bus users?

1/3

Q2.If the whole sample size is 25, what is the sample size of the car users?

2/3

Q3.If the whole sample size is 75, what is the sample size of the walkers?

3/3

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.If the whole sample size is 50, what is the sample size of the bus users?

1/3

Q2.If the whole sample size is 25, what is the sample size of the car users?

2/3

Q3.If the whole sample size is 75, what is the sample size of the walkers?

3/3

Video

Click on the play button to start the video. If your teacher asks you to pause the video and look at the worksheet you should:

  • Click "Close Video"
  • Click "Next" to view the activity

Your video will re-appear on the next page, and will stay paused in the right place.

Worksheet

These slides will take you through some tasks for the lesson. If you need to re-play the video, click the ‘Resume Video’ icon. If you are asked to add answers to the slides, first download or print out the worksheet. Once you have finished all the tasks, click ‘Next’ below.

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:

Capture-recapture

Understand how a population can be estimated using the capture-recapture method.

Q1.What is an estimate of the fish population in this lake?

1/3

Q2.How many fish were captured and tagged in this lake?

2/3

Q3.Which of the following is not an assumption, when using a capture-recapture method to estimate an animal population?

3/3

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:

Capture-recapture

Understand how a population can be estimated using the capture-recapture method.

Q1.What is an estimate of the fish population in this lake?

1/3

Q2.How many fish were captured and tagged in this lake?

2/3

Q3.Which of the following is not an assumption, when using a capture-recapture method to estimate an animal population?

3/3

Lesson summary: Capture-recapture

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Time to move!

Did you know that exercise helps your concentration and ability to learn?

For 5 mins...

Move around:
Jog

On the spot:
Chair yoga

This was the final lesson in the unit Data Collection Higher.

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