Watch with a timer would be the most useful for monitoring your heart rate
Answer: This is because they are less powerful than parametric procedures.
Explanation:
Non-parametric procedures are not as powerful as parametric procedures. Non-parametric procedures do not depend on assumptions about the shape or form of the probability distribution from which the data is extracted. A parametric test has more statistical power than non-parametric test. Some conditions of validity are required for the result of a parametric test to be reliable
A. Working out in the morning is more effective...
I believe It will collapse on it's self and form a blackhole, most stars do this when they've burnt out all their fuel.