ex1509: Sunspot Counts for 1749-1948
In Sleuth2: Data Sets from Ramsey and Schafer's "Statistical Sleuth (2nd Ed)"
ex1509 R Documentation
Sunspot Counts for 1749–1948
Description
Time series data set of annual counts of sunspots.
Usage
ex1509
Format
A data frame with 200 observations on the following 2 variables.
Yearyear
Spotsnumber of sunspots
Source
Ramsey, F.L. and Schafer, D.W. (2002). The Statistical Sleuth: A
Course in Methods of Data Analysis (2nd ed), Duxbury.
References
Waldmeier, M. (1961). The Sunspot Activity in the Years
1610–1960, Federal Observatory, Zurich.
Examples
str(ex1509)
Sleuth2 documentation built on May 29, 2024, 7:37 a.m.
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| ex1509 | R Documentation |
Sunspot Counts for 1749–1948
Description
Time series data set of annual counts of sunspots.
Usage
ex1509Format
A data frame with 200 observations on the following 2 variables.
Yearyear
Spotsnumber of sunspots
Source
Ramsey, F.L. and Schafer, D.W. (2002). The Statistical Sleuth: A Course in Methods of Data Analysis (2nd ed), Duxbury.
References
Waldmeier, M. (1961). The Sunspot Activity in the Years 1610–1960, Federal Observatory, Zurich.
Examples
str(ex1509)
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
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