The scatterplot shows the relationship between x = temperature in degrees Fahrenheit and y = chirps per
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The scatterplot shows the relationship between x = temperature in degrees Fahrenheit and y = chirps per minute for the striped ground cricket, along with the regression line ŷ = −0.31+0.212x.
a. Calculate and interpret the residual for the cricket who chirped 20 times per minute when the temperature was 88.6°F.
b. About how many additional chirps per minute do you expect a cricket to make if the temperature increases by 10°F?
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