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Estimate r from a scatterplot

DIFFICULTYintrostandardchallengeexam
QUESTION TYPEMix of allChange
Strong positive sign then valueStrong negative sign then valueNOWMix of allRecommended
Question 1 of 8

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Examine the relationship between event attendance and waste collected

Scatterplot with 8 points. The horizontal axis is event attendance (hundreds of people) and the vertical axis is waste collected (kg). The observed values of event attendance run from 44 to 60, and the observed values of waste collected run from 91 to 159. A straight path through the points rises from left to right; the vertical departures are small.45505560100120140160event attendance(hundreds of people)waste collected (kg)
(a)1 mark

Is Pearson's \(r\) positive or negative?

(b)1 mark

Which value is closest to Pearson's r?