Description Usage Arguments Details Value References Examples

Computes the average deviation analog (ADA) for a vector of frequencies of categories.

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`x` |
a vector of frequencies |

`na.rm` |
if TRUE, missing values are removed. If FALSE, NA is returned if there is any NA value. |

According to Wilcox (1973, p. 328), the ADA is 'an analog of the average or mean deviation'. The formula for the ADA is:

*1 - \frac{∑_{i=1}^k ≤ft| f_i - \frac{N}{K}\right|}{2 \frac{N}{K}(K-1)}*

The value of the ADA statistics, which is normalised (varies between 0 and 1).

Wilcox, Allen R. 'Indices of Qualitative Variation and Political
Measurement.' *The Western Political Quarterly* 26, no. 2 (1 June
1973): 325-43. doi:10.2307/446831.

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