If r = -0.4 for the relationship between the time of day and amount of coffee in an office worker's
Mug, which are true?
I. $r ^ { 2 } = - 16 \%$
II. There is a linear relationship between time and amount of coffee.
III. 16% of the variability is correctly predicted by time of day.
A) II and III only
B) III
C) II
D) none of these
E) I

Question

Quizplus · Accepted Answer

The Answer of If r = -0.4 for the relationship between the time of day and amount of coffee in an office worker's
Mug, which are true?
I. $r ^ { 2 } = - 16 \%$
II. There is a linear relationship between time and amount of coffee.
III. 16% of the variability is correctly predicted by time of day.
A) II and III only
B) III
C) II
D) none of these
E) I

If R = -04 for the Relationship Between the Time of Day and of Day