Which one of the following is false?

Which one of the following is false?
  1. Mean deviation from the mean and the Mean deviation from the Median must always be equal.
  2. The measure of variability which is a number independent of units, is called the coefficient of variation
  3. The coefficient of variation is a relative measure of variation
  4. Among two given data, the one having greater coefficient of variation is said to have more variability than the other.

Solution

Since, mean and median of a given data can have the different values. $\therefore \quad$ Mean deviation from the mean and mean deviation from the median might not be equal for some data.

Asked in: AP EAMCET 2023 (18 May Shift 1)

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