telef {robustbase} | R Documentation

## Number of International Calls from Belgium

### Description

Number of international calls from Belgium, taken from the Belgian Statistical Survey, published by the Ministry of Economy.

### Usage

    data(telef, package="robustbase")

### Format

A data frame with 24 observations on the following 2 variables.

`Calls`

  Number of Calls (in tens of millions)

`Year`

  Year (1950 - 1973)

### Source

P. J. Rousseeuw and A. M. Leroy (1987) Robust Regression and Outlier Detection; Wiley, page 26, table 2.

### Examples

    data(telef)
    summary(lm.telef <- lm(Year~., data=telef))

[Package robustbase version 0.93-4 Index]