Coefficient of variation of two distributions are 60% and 70% and their standard deviations are 21 and 16 respectively. What are their arithmetic means?

Coefficient of variation of two distributions are 60 and 70 their standard deviations are 21 and 16, respectively . What are their arithmetic means.

Coefficent of variation of two distributions are 60% and 75%, and their standard deviations are 18 and 15 respectively. Find their arithmetic means.

Coefficent of variation of two distributions are 60% and 75%, and their standard deviations are 18 and 15 respectively. Find their arithmetic means.

The coefficient of variation of two distribution are 60 and 70 and their standard deviations are 21 and 16 respectively. Find their arithmeticmeans.

The coefficient of variation of two distribution are 60 and 70 and their standard deviations are 21 and 16 respectively. Find their arithmeticmeans.

The coefficient of variation of two distributions are 70 and 75 and their standard deviations are 28 and 27 respectively. The difference of their arithmetic means is

The coefficient of variation of two distribution are 60 and 70. The standard deviations are 21 and 16 respectively, then their mean is

The coefficient of variation of two distributions are 60 and 70. The standard deviation are 2t and 16 respectively. Then their mean is