Mathematics 0580 · IGCSE · Scatter diagrams

Scatter diagrams — practice question

Amir examines advertisements for the same car model. The scatter diagram gives the age and the price for each car.
(a)[1]

What kind of correlation does the scatter diagram show?

(b)[1]

Draw a line of best fit on the scatter diagram.

(c)[1]

Use your line of best fit to estimate the price of a car that is $8$ years old.

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