<prompt> Disadvantage to calculate mean-Difficult to calculateDifficult to understandMay be influenced by abnormal high or low valuesNone  <response>: Advantage of meanIt is easy to calculate and understand.Disadvantage of meanSometimes it may be unduly influenced by abnormal values either very high or very low in the distribution.For example, the income of seven people per day in rupees was as follows -5, 5, 5, 7,10, 20, 300 352Mean 3527 50.3It has seriously affected mean because the income of 6 people is very low than the calculated mean and income of one is very high than calculated mean.So, mean is not useful when the distribution of value is skewed deviated with some small number of very high values. 