A Regression Model Examining the Amount of Weight a Football $r = 0.80$

question 791

Multiple Choice

A regression model examining the amount of weight a football player can bench press found that
10 cm differences in chest size are associated with 8 kg differences in weight pressed. Which is
True?
I. The correlation between chest size and weight pressed is $r = 0.80$
II. As a player gets stronger and presses more weight his chest will get bigger.
III. A positive residual means that the player pressed more than predicted.

• A) I and III
• B) none
• C) I and II
• D) III only
• E) I only

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