The coefficient of variation of the height of 20 people selected at random from a given city is found to be 15%. The weight of the selected group has a mean value 72 kg and a standard deviation 8 kg....

The coefficient of variation of the height of 20 people selected at random from a given city is found to be 15%. The weight of the selected group has a mean value 72 kg and a standard deviation 8 kg. The coefficient of variation for the weight of the selected group is