(Answered) Question all brawn the figure below plots the average brain

Statistics

Question: All brawn? The figure below plots the average brain weight in grams versus average body weight in kilograms for 96 species of mammals. There are many small mammals whose points overlap at the lower left.

(a) The correlation between body weight and brain weight is r = 0.86. Explain what this value means.

(b) What effect does the elephant have on the correlation? Justify your answer.

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