Representing bivariate data

Maths

Bivariate data

Look at the table below. How expensive is the car which is 5 years old?

If there was a car which was 3 years old, it would definitely be worth £4,500

On average, the older the car, the more expensive it is

The data shows the age and price for 10 cars

Referring to the same table, which of these statements is FALSE?

The scatter graph below shows the temperature and the number of ice creams sold at the beach on certain days. What was the temperature, in degrees, when 20 ice creams were sold?

A higher temperature caused the number of ice creams sold to increase

It's impossible that only 5 ice creams were sold when the temperature was 25 degrees - the person plotting the graph must have made a mistake!

More ice creams sold caused the temperature to increase

Since there are two different numbers of ice creams sold when the temperature is 25 degrees, there must be a mistake on the graph

Referring to the scatter diagram above, which of the following statements is likely to be TRUE? Select one

The relationship between shoe size and age

The relationship between shoe size and height

Look at the data table below. Which of the following would the data NOT allow you to find out?

Which of these data tables would allow us to find out the most common mode of transport to school?

Which of these data tables would allow us to find out if there was a pattern between the distance to school and the time it took to get to school?

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