Use a line of best fit on a scatter graph

Maths

Scatter diagrams and Frequency trees

Which scatter graph shows a correct line of best fit?

The scatter graph shows the scores on a Maths test and the scores on an English test. Use the line of best fit to estimate the English score of a student who scores 40 on the Maths test.

The scatter graph shows the age and value of some cars. Use the line of best fit to estimate the age of a car valued at £3000.

The scatter graph shows the scores on a Maths test and the scores on an English test. Which point would be considered as an outlier?

The scatter graph shows the scores on a Maths test and the scores on an English test. Describe the correlation.

The scatter graph shows the scores on a Maths test and the participants shoe size. Describe the correlation.

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Use a line of best fit on a scatter graph

Lesson outcome