<prompt> Median weight of 100 children was 12 kgs. The Standard Deviation was 3.Calculate the percentage coefficient of variance -253545555  <response>: We cannot calculate coefficient of variance here, because value of mean has not been provided value of median is given.Only in standard normal curve mean median.But in that case both are 0 In standard normal curve mean median mode 0I am clueless here.It you take, value of median as mean than the answer will be 25.312 x 100 25 