1) What is the red line? a) Relationship b) Trend c) Line of middle d) Line of best fit 2) What type of correlation is shown here? a) No correlation b) Negative Correlation c) Positive Correlation d) Some correlation 3) What type of correlation does this scatter graph show? a) No correlation b) Good correlation c) Upward correlation d) Positive correlation 4) What type of correlation does this scatter graph show? a) No correlation b) Negative correlation c) Positive Correlation d) Weak Positive correlation 5) 'estimate' means ....? a) pretend b) mix c) best guess d) random answer 6) To 'plot' a graph means ....? a) To draw the graph using the 2 axis b) To erase the graph quickly c) To draw a line of best fit d) To read the graph 7) 'Describe the correlation' means...? a) Describe your favourite sea animal b) Describe your family c) Describe your thoughts about the results on the graph d) Describe any patterns on the scattergraph 8) What type of correlation is this? a) Weak negative b) Strong negative c) Strong positive d) weak positive 9) Describe this type of correlation. a) Strong positive b) weak negative c) weak positive d) strong negative

Scatter graphs KS3

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