yearssn {qfa} | R Documentation |
Yearly sunspot numbers
Description
Sunspot numbers from 1700 to 2007.
Usage
data(yearssn)
Format
An object of class data.frame
with 308 rows and 2 columns.
References
Li, T.-H. (2014). Time Series with Mixed Spectra. CRC Press.
[Package qfa version 4.1 Index]