#### Task $8$: Label$7$ed scatterplot with smooth of 'Running. Time versus $\text{'}$v$4$mM

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$173($a$)$ The code below makes a scatterplot with smooth of 'Running. Time versus $\text{'}$v$4$mM$\text{'}.$ Remember

$174$

to update the title, axis labels, and units.

$175($b$)$ What does the smoother suggest regarding the suitability of a simple linear regression

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model for the relationship between Running. Time I and $\text{'}$v$4$mM$\text{'}?(1$ sentence$)$

$177..*\{$r$,$ warning $=$ FALSE, message $=$ FALSE