dsquared {agrmt} | R Documentation |

## Calculate d-squared

### Description

Calculate Blair and Lacy's d-squared.

### Usage

`dsquared(V)`

### Arguments

### Details

This function calculates Blair and Lacy's d-squared, a measure of concentration based on squared Euclidean distances. This function follows the presentation by Blair and Lacy 2000. The measure l-squared normalizes the values and is implemented as `lsquared`

.

### Value

The function returns the d-squared.

### Author(s)

Didier Ruedin

### References

Blair, J., and M. Lacy. 2000. Statistics of Ordinal Variation. Sociological Methods \& Research 28 (3): 251-280.

### See Also

`lsquared`

, `BlairLacy`

### Examples

```
# Sample data
V <- c(30,40,210,130,530,50,10)
dsquared(V)
```

[Package

*agrmt* version 1.42.8

Index]