Lesson details

Key learning points

  1. In this lesson, we will investigate the relationship between causation and correlation.

Licence

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3 Questions

Q1.
Which of the following is the most appropriate line of best fit for the data?
Option 1
Option 2
Correct answer: Option 3
Option 4
Q2.
The scatter graph below shows the shoe size and height of different secondary students. If a student had a shoe size of 6, what would you expect their height to be?
150cm
Correct answer: 160cm
170cm
It would be unreliable to make an estimate
Q3.
Thinking about the scatter graph above, which of the statements would you agree with the LEAST? Select one.
Correct answer: Someone who is 190cm tall would have a shoe size of 13
The shorter you are, the smaller your feet are likely to be.
There is a positive correlation between shoe size and height
Two students had a shoe size of 8

4 Questions

Q1.
Smoking causes lung cancer. What kind of correlation would you expect to see?
A negative correlation.
Correct answer: A positive correlation.
No correlation.
Q2.
There is a positive correlation between the number of pets people own, and the number of books people read. Which of these statements is most likely to be true?
Higher pet ownership causes more reading
More reading causes higher pet ownership
Correct answer: There is no causal relationship between higher pet ownership and reading
Q3.
What correlation would you expect to see between the variables weekly salary and amount spent on food per week?
Negative correlation
No correlation
Correct answer: Positive correlation
Q4.
Which of the following statements is most likely to be true?
A higher amount of money spent on food causes a higher salary
A higher amount of money spent on food causes a lower salary
Correct answer: A higher salary causes a higher amount of money spent on food
A higher salary causes a lower amount of money spent on food

Lesson appears in

UnitMaths / Bivariate data