Question

Define mean deviation. Mention any two characteristics of mean deviation.

Answer 1

Mean Deviation (Average Deviation)Mean deviation is the arithmetic mean ofthe absolute values of deviations of observations from a measure of central tendency. The measure of central tendency is generally taken as the A.M. or the median. Let x assume n values x1,x2, x3, … xn and be its mean.

Answer 2

Mean deviation and it's features

Explanation:

Meaning- Mean deviation from mean or median shows how the data is  scattered from mean or median  or mode where signs of the deviations are ignores.

Features of mean deviation:

• Mean deviation is rigidly defined. there is specific way for calculation of mean deviation.
• mean deviation is dependent on all the observation of the series.
• It measures absolute deviation that is it ignores negative sign.
• it involves calculation which is difficult for layman to understand.

Learn more:

Advantages of mean deviation.

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