prescrip {TSA}

Cost per prescription / time series

Description

Monthly U.S. average prescription costs for the months 08/1986 - 03/1992.

Usage

data(prescrip)

Format

The format is: Time-Series [1:68] from 1987 to 1992: 14.5 14.7 14.8 14.6 14.3 ...

Source

Frees, E. W., Data Analysis Using Regression Models, Prentice Hall, 1996.

Examples

data(prescrip)
## maybe str(prescrip) ; plot(prescrip) ...