multiple_regression {fsdaR}

Multiple regression data showing the effect of masking (Atkinson and Riani, 2000).

Description

There are 60 observations on a response y with the values of three explanatory variables. The scatter plot matrix of the data shows y increasing with each of x1, x2 and x3. The plot of residuals against fitted values shows no obvious pattern. However the FS finds that there are 6 masked outliers.

Usage

data(multiple_regression)

Format

A data frame with 60 rows and 4 variables The variables are as follows:

• X1

• X2

• X3

• y

@references Atkinson, A. C., and Riani, M. (2000). Robust Diagnostic Regression Analysis. Springer-Verlag, New York.