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When researching the effects of heart rate on pistol shooting, you notice a negative relationship between the two variables. Which of the following options best describes a negative relationship?


A) As the first variable increases, the second decreases.
B) The first variable increases with the second variable.
C) The first variable decreases with the second variable.
D) The relationship has a curvilinear relationship.

E) A) and D)
F) A) and C)

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Success or failure in a high jump is an example of which type of correlation?


A) Biserial correlation
B) Point-biserial correlation
C) Spearman's rho correlation
D) Kendall's tau correlation

E) None of the above
F) All of the above

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If the relationship between gender and muscular strength was r = .42, how much variability could be accounted for between the two variables?


A) .18
B) .14
C) .12
D) .10

E) C) and D)
F) B) and C)

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