Form Row Sums and Means

Description

Form row sums and means for numeric arrays.

Usage

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RowSums (x, ...)
RowMeans(x, ...)
## Default S3 method:
RowSums(x, ...)
## Default S3 method:
RowMeans(x, ...)
## S3 method for class 'tis'
RowSums(x, ...)
## S3 method for class 'tis'
RowMeans(x, ...)

Arguments

x

an array of two or more dimensions, containing numeric, complex, integer or logical values, or a numeric data frame, or a tis time indexed series

...

arguments passed along to rowSums or rowMeans.

Value

The tis-specific methods return a tis.

For other types of x, see rowMeans or rowSums.

See Also

rowMeans, and rowSums

Examples

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mat <- tis(matrix(1:36, ncol = 3), start = latestJanuary())
cbind(mat, rowSums(mat), rowMeans(mat))

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