Calculate the proportion of specified values in a vector
Calculates the proportion of values in a vector that are equal to a specified value.
propbrk(x,trueval=TRUE,na.rm=TRUE)
x |
a character, factor or numeric vector. |
trueval |
the value to be matched in x. |
na.rm |
whether to remove NA values. |
propbrk calculates the proportion of values matching a specified value. It is mainly to allow proportions to be calculated in the brkdnNest function. It always discards NAs in x when summing the number equal to trueval, but respects the na.rm argument when calculating the total number of values in x.
nil
Jim Lemon
propbrk(sample(LETTERS,100,TRUE),trueval="M")
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