IMathAS-libretexts

The data in the scatterplot below are an individual's weight and the time it takes (in seconds) on a treadmill to raise his or her pulse rate to 140 beats per minute. The o's correspond to females and the +'s to males. Which of the following conclusions is most accurate?

(a) There is a positive correlation between gender and weight, since men tend to weigh more.
(b) There is a negative correlation between time and weight for males and for females.
(c) There is a positive correlation between time and weight for males and for females.
Both (a) and (b) are correct.
Both (a) and (c) are correct.

License