| companies {MVT} | R Documentation |
Financial data
Description
Data extracted from Standard & Poor's Compustat PC Plus. This dataset has been used to illustrate some influence diagnostic techniques.
Usage
data(companies)Format
A data frame with 26 observations on the following 3 variables.
- book
book value in dollars per share at the end of 1992.
- net
net sales in millions of dollars in 1992.
- ratio
sales to assets ratio in 1992.
Source
Hadi, A.S., and Nyquist, H. (1999). Frechet distance as a tool for diagnosing multivariate data. Linear Algebra and Its Applications 289, 183-201.
Hadi, A.S., and Son, M.S. (1997). Detection of unusual observations in regression and multivariate data. In: A. Ullah, D.E.A. Giles (Eds.) Handbook of Applied Economic Statistics. Marcel Dekker, New York. pp. 441-463.
[Package MVT version 0.3-8 Index]