Use the Following to Answer the Questions Below

Use the following to answer the questions below:
A biologist collected data on a sample of 20 porcupines. She wants to be able to predict the body mass of a porcupine (in grams) based on the length of the porcupine (in cm) .
Her least squares regression equation is where M is the mass.
-One of the porcupines in the dataset had a body length of 51 cm and a body mass of 5,281 g. Calculate the residual for this porcupine. Use one decimal place in your calculation.

A) -585.6 g.
B) 585.6 g.
C) -451.5 g.
D) 451.5 g.

Correct Answer:

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