Question: is ascatterplotofU.S.statewidedatacompiledbetween x = per- centagewearingmasksand y = percentageknowingsomeonewithCovid-19symptoms. Whichdoyouthinkbestdescribesthescatterplot? (a) Correlation = 0.85 andpredicted y = Percentage knowing Covid-19 sufferer 10 15 20 25

is ascatterplotofU.S.statewidedatacompiledbetween x = per-

centagewearingmasksand y = percentageknowingsomeonewithCovid-19symptoms.

Whichdoyouthinkbestdescribesthescatterplot? Percentage knowing Covid-19 sufferer 10 15 20 25 30 35 40 45

(a) Correlation = −0.85 andpredicted y =

Percentage knowing Covid-19 sufferer 10 15 20 25 30 35 40 45 65 70 75 80 85 Percentage wearing masks 90 95 FIGURE 1.8 Scatterplot for data file CovidMasks at book's website, showing U.S. statewide data in October 2020 of percentage of people wearing masks in public all or most of the time and percentage of people knowing someone who has had Covid-19 symptoms

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