25102021 Scatter Graphs Axis Coordinates Origin Correlation Positive

WORKED EXAMPLE https: //corbettmaths. com/2012/08/10/scattergraphs/

Different Types of Correlation Weekly time on internet (hours) 90 80 Maths Score Weak

Moderate negative correlation “The older the car the cheaper the value”

Weak positive correlation “As the Judge 1 score increases, judge 2’s scores increase. ”

GCSE EXAM QUESTIONS Supporting videos Interpreting graphs https: //corbettmaths. com/2012/08/10/scatter-graphs/ Line of best fit

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25/10/2021 Scatter Graphs Axis Coordinates Origin Correlation Positive Negative Strong Weak Line of best fit Outlier

DIAGNOSTIC QUESTIONS SHOW ME

WORKED EXAMPLE https: //corbettmaths. com/2012/08/10/scattergraphs/

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DIAGNOSTIC QUESTIONS SHOW ME

Different Types of Correlation Weekly time on internet (hours) 90 80 Maths Score Weak ? negative ? correlation 25 100 70 60 Type of correlation: Weak ? positive ? correlation 50 40 30 20 10 0 0 10 20 30 40 50 60 70 80 90 100 English Score strength 20 15 10 5 0 type 0 20 40 Age 60 80 100 £ 70, 00 £ 50, 00 £ 40, 00 Crime Rate Cost of train fare £ 60, 00 £ 30, 00 £ 20, 00 Strong ? positive ? correlation £ 10, 00 £ 0, 00 0 50 100 Distance travelled (km) 150 No ? correlation 40 35 30 25 20 15 10 5 0 0 10000 20000 30000 40000 50000 Number of people in city called 'Dave' 60000

Moderate negative correlation “The older the car the cheaper the value”

Weak positive correlation “As the Judge 1 score increases, judge 2’s scores increase. ”

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GCSE EXAM QUESTIONS Supporting videos Interpreting graphs https: //corbettmaths. com/2012/08/10/scatter-graphs/ Line of best fit - https: //corbettmaths. com/2012/08/10/scatter-graphs/ Correlation - https: //corbettmaths. com/2012/08/10/scatter-graphs-correlation/