Find out mean deviation and its coefficient of the following data:

Using medium and arithmetic mean respectively, calculate mean deviation and its coefficient from the following data:

Find out standard deviation and its coefficient of the following series:

Calculate mean deviation and its coefficient from mean from the following data:

Find out the mean deviation and its coefficient using median of the following data:

Find out the mean deviation from the median and its coefficient from the following data:

Calculate mean deviation and its coefficient from median from the following data:

Find the mean deviation about the median for the following data :

Find the mean deviation about the median for the following data :

Find the mean deviation about the median for the following data :

Find the mean deviation about the median for the following data: