Arosa {assist}

Monthly Mean Ozone Thickness in Arosa of Switzerland

Description

The Arosa data frame has 518 rows and 3 columns of data for monthly mean ozone thickness.

Usage

data(Arosa)

Format

The data frame contains the following columns:

year a vector of integers from 1 to 46 indicating the years when the measures were taken from 1926.

month a vector of integers from 1 to 12 represeting the months in a year.

thick a numeric vetor of mean ozone thickness (Dobson units).

Details

Monthly mean ozone thickness in Arosa, Switzerland was recorded from 1926-1971.

Source

Andrew,D. F. and Herzberg, A. M. (1985). Data: a collection of problems from many fields for the students and research workers. Springer: Berlin: New York.