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Odd Scatter Out

Just by looking at the scatter graphs can you decide which is the odd one out?

  Challenge     Exam Style Questions     More Statistics  
1

Which scatter graph is the one that does not have the same summary statistics as the others?

Try to figure it out simply by looking at the arrangements of the points.

You are trying to identify the plot from data which has different \(x\) and \(y\) means, regression line and correlation coefficient.

2
3
4
5

Summary Statistics for the Odd Scatter Graph Out

1

Mean \(x\) value
(to the nearest integer)

2

Mean \(y\) value
(to 3 significant figures)

3

Standard deviation of y
(to 3 significant figures)

4

Correlation coefficient
(to 3 significant figures)

5

Linear regression line gradient
(to 2 decimal places)

6

Linear regression line y-intercept
(to 2 decimal places)

Check

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