Description Usage Arguments Details Value Author(s) See Also Examples
Calculate a Buys-Ballot table from a time-series
1 2 |
x |
Either a vector with time values (in this case, |
y |
If |
frequency |
The frequency of observations per year to use in the Buys-Ballot table. By default |
units |
either |
datemin |
A character string representing the first date, using a format corresponding to |
dateformat |
The format used for the date in |
count |
If |
A Buys-Ballot table summarizes data to highlight seasonal variations. Each line is one year and each column is a period of the year (12 months, 4 quarters, 52 weeks,...). A cell ij of this table contain the mean value for all observations made during the year i at the period j.
A matrix containing either the Buys-Ballot table (count=FALSE
), or the number of observations used to build the table (count=TRUE
)
Frédéric Ibanez (ibanez@obs-vlfr.fr), Philippe Grosjean (phgrosjean@sciviews.org)
1 2 3 4 5 |
1 2 3 4
1989 10500.000 14000.000 4666.667 23530
1990 5406.667 2550.000 5950.000 41920
1991 8800.000 21166.667 5668.333 9900
1992 7566.667 6816.667 4000.000 364
1 2 3 4
1989 1 1 3 2
1990 3 2 6 5
1991 3 3 6 6
1992 6 6 6 2
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