In a given distribution the value of coefficient of variation is 80%, the value of arithmetic mean is 20. The value of standard deviation would be:
A. 16
B. 20
C. 36
D. 80
Answer:A
In a given distribution the value of coefficient of variation is 80%, the value of arithmetic mean is 20. The value of standard deviation would be:
A. 16 B. 20 C. 36 D. 80