Year 11
Higher
Capture-recapture
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Lesson details
Key learning points
- In this lesson, we will learn to understand and interpret how a population can be estimated using the capture-recapture method.
Licence
This content is made available by Oak National Academy Limited and its partners and licensed under Oak’s terms & conditions (Collection 1), except where otherwise stated.
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3 Questions
Q1.
If the whole sample size is 50, what is the sample size of the bus users?
![An image in a quiz](/_next/image?url=https%3A%2F%2Foaknationalacademy-res.cloudinary.com%2Fimage%2Fupload%2Fv1707164241%2Fmqd5eddbpur0ll0xs2kh.jpg&w=750&q=75)
A
C
D
Q2.
If the whole sample size is 25, what is the sample size of the car users?
![An image in a quiz](/_next/image?url=https%3A%2F%2Foaknationalacademy-res.cloudinary.com%2Fimage%2Fupload%2Fv1707164248%2Fsq22rjyprmhxengferyn.jpg&w=750&q=75)
B
C
D
Q3.
If the whole sample size is 75, what is the sample size of the walkers?
![An image in a quiz](/_next/image?url=https%3A%2F%2Foaknationalacademy-res.cloudinary.com%2Fimage%2Fupload%2Fv1707164250%2Fpgb9duywr5jpantgutca.jpg&w=750&q=75)
A
C
D
3 Questions
Q1.
What is an estimate of the fish population in this lake?
![An image in a quiz](/_next/image?url=https%3A%2F%2Foaknationalacademy-res.cloudinary.com%2Fimage%2Fupload%2Fv1707164797%2Frxom0sxpyujclovyzim2.jpg&w=750&q=75)
A
B
D
Q2.
How many fish were captured and tagged in this lake?
![An image in a quiz](/_next/image?url=https%3A%2F%2Foaknationalacademy-res.cloudinary.com%2Fimage%2Fupload%2Fv1707164812%2Frr8qb73k7lx76xu978af.jpg&w=750&q=75)
A
C
D
Q3.
Which of the following is not an assumption, when using a capture-recapture method to estimate an animal population?
![An image in a quiz](/_next/image?url=https%3A%2F%2Foaknationalacademy-res.cloudinary.com%2Fimage%2Fupload%2Fv1707164826%2Fd10qv9ite6hogrh4onc1.png&w=828&q=75)
A
B
D