aggregate.weeks.to.months  R Documentation 
Aggregate measurements from a weekly time series into a monthly time series.
AggregateWeeksToMonths(weekly.series, membership.fraction = NULL, trim.left = TRUE, trim.right = NULL)
weekly.series 
A numeric vector or matrix of class

membership.fraction 
A optional numeric vector corresponding to

trim.left 
Logical indicating whether the first observation in the monthly aggregate should be removed. 
trim.right 
Logical indicating whether the final observation in the monthly aggregate should be removed. 
A zoomatrix (if weekly.series
is a matrix) or vector
(otherwise) containing the aggregated values of weekly.series
.
Steven L. Scott steve.the.bayesian@gmail.com
AggregateTimeSeries
week.ending < as.Date(c("20111105", "20111112", "20111119", "20111126", "20111203", "20111210", "20111217", "20111224", "20111231")) weekly.values < zoo(rnorm(length(week.ending)), week.ending) monthly.values < AggregateWeeksToMonths(weekly.values)
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