medium · MCAT bio-biochem
A study finds a correlation of r = -0.85 between the amount of exercise people get and their resting heart rate.
Which of the following is a valid interpretation of this finding?
- About 85% of the variation in heart rate is explained by exercise.
- Higher amounts of exercise are associated with lower resting heart rates.
- Exercise causes the resting heart rate to decrease by 85% in most people.
- There is a weak linear relationship between exercise and heart rate.
Sign up free to see the explanation and track your rank →
More MCAT bio-biochem practice
- In the human ear, sound waves cause fluid in the cochlea to… — Which cells are responsible
- An electrophysiologist observes a neuron at its resting memb… — Which ion is primarily res
- Which organelle would you expect to be exceptionally well-developed in these cells?
- What genetic term describes a single gene influencing multiple seemingly unrelated traits?
- Which structure is most likely dysfunctional?
- A researcher discovers that a population of bacteria survives exposure to an antibiotic be
- A patient is admitted to the emergency department with a sev… — How does this patient's O_
- Which molecule acts as a 'fluidity buffer' in animal cell membranes?